55600032 has 48 divisors (see below), whose sum is σ = 149355360. Its totient is φ = 18100992.

The previous prime is 55600031. The next prime is 55600033. The reversal of 55600032 is 23000655.

It is an interprime number because it is at equal distance from previous prime (55600031) and next prime (55600033).

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 55599981 and 55600008.

It is not an unprimeable number, because it can be changed into a prime (55600031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2607 + ... + 10862.

It is an arithmetic number, because the mean of its divisors is an integer number (3111570).

Almost surely, 2^55600032 is an apocalyptic number.

It is an amenable number.

55600032 is an abundant number, since it is smaller than the sum of its proper divisors (93755328).

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

55600032 is a wasteful number, since it uses less digits than its factorization.

55600032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13525 (or 13517 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 55600032 is about 7456.5428986897. The cubic root of 55600032 is about 381.6732126623.

Adding to 55600032 its reverse (23000655), we get a palindrome (78600687).

The spelling of 55600032 in words is "fifty-five million, six hundred thousand, thirty-two".