61922592 has 72 divisors (see below), whose sum is σ = 177100560. Its totient is φ = 20522880.

The previous prime is 61922591. The next prime is 61922611. The reversal of 61922592 is 29522916.

It is a happy number.

61922592 is a `hidden beast` number, since 61 + 9 + 2 + 2 + 592 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

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 (61922591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 60259 + ... + 61277.

It is an arithmetic number, because the mean of its divisors is an integer number (2459730).

Almost surely, 2^61922592 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 61922592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88550280).

61922592 is an abundant number, since it is smaller than the sum of its proper divisors (115177968).

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

61922592 is a wasteful number, since it uses less digits than its factorization.

61922592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246 (or 1235 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 61922592 is about 7869.0909258948. The cubic root of 61922592 is about 395.6243759864.

The spelling of 61922592 in words is "sixty-one million, nine hundred twenty-two thousand, five hundred ninety-two".