61436592 has 90 divisors (see below), whose sum is σ = 200031468. Its totient is φ = 17551296.

The previous prime is 61436591. The next prime is 61436597. The reversal of 61436592 is 29563416.

It is a happy number.

61436592 is a `hidden beast` number, since 61 + 4 + 3 + 6 + 592 = 666.

61436592 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 not an unprimeable number, because it can be changed into a prime (61436591) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 2703 + ... + 11409.

Almost surely, 2^61436592 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 61436592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100015734).

61436592 is an abundant number, since it is smaller than the sum of its proper divisors (138594876).

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

61436592 is a wasteful number, since it uses less digits than its factorization.

61436592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8735 (or 8719 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 61436592 is about 7838.1497816768. The cubic root of 61436592 is about 394.5866358806.

The spelling of 61436592 in words is "sixty-one million, four hundred thirty-six thousand, five hundred ninety-two".