61436088 has 96 divisors (see below), whose sum is σ = 192691200. Its totient is φ = 17319744.

The previous prime is 61436071. The next prime is 61436099. The reversal of 61436088 is 88063416.

It is a happy number.

61436088 is a `hidden beast` number, since 6 + 1 + 43 + 608 + 8 = 666.

61436088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39045 + ... + 40587.

It is an arithmetic number, because the mean of its divisors is an integer number (2007200).

Almost surely, 2^61436088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61436088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96345600).

61436088 is an abundant number, since it is smaller than the sum of its proper divisors (131255112).

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

61436088 is a wasteful number, since it uses less digits than its factorization.

61436088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1641 (or 1634 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 61436088 is about 7838.1176311663. The cubic root of 61436088 is about 394.5855568700.

The spelling of 61436088 in words is "sixty-one million, four hundred thirty-six thousand, eighty-eight".