55924992 has 216 divisors, whose sum is σ = 178563840. Its totient is φ = 17418240.

The previous prime is 55924987. The next prime is 55924997. The reversal of 55924992 is 29942955.

55924992 is a `hidden beast` number, since 559 + 2 + 4 + 9 + 92 = 666.

It is an interprime number because it is at equal distance from previous prime (55924987) and next prime (55924997).

It is a tau number, because it is divible by the number of its divisors (216).

It is not an unprimeable number, because it can be changed into a prime (55924997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1804017 + ... + 1804047.

Almost surely, 2^55924992 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 55924992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89281920).

55924992 is an abundant number, since it is smaller than the sum of its proper divisors (122638848).

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

55924992 is an equidigital number, since it uses as much as digits as its factorization.

55924992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 65 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 55924992 is about 7478.3014114169. The cubic root of 55924992 is about 382.4153445871.

The spelling of 55924992 in words is "fifty-five million, nine hundred twenty-four thousand, nine hundred ninety-two".