61485336 has 96 divisors (see below), whose sum is σ = 187995600. Its totient is φ = 17982720.

The previous prime is 61485331. The next prime is 61485341. The reversal of 61485336 is 63358416.

61485336 is a `hidden beast` number, since 614 + 8 + 5 + 3 + 36 = 666.

It is an interprime number because it is at equal distance from previous prime (61485331) and next prime (61485341).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 61485336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61485331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21630 + ... + 24306.

Almost surely, 2^61485336 is an apocalyptic number.

61485336 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61485336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93997800).

61485336 is an abundant number, since it is smaller than the sum of its proper divisors (126510264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61485336 is a wasteful number, since it uses less digits than its factorization.

61485336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729 (or 2722 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 61485336 is about 7841.2585724487. The cubic root of 61485336 is about 394.6909637515.

Subtracting 61485336 from its reverse (63358416), we obtain a triangular number (1873080 = T₁₉₃₅).

The spelling of 61485336 in words is "sixty-one million, four hundred eighty-five thousand, three hundred thirty-six".