55422032 has 20 divisors (see below), whose sum is σ = 108894816. Its totient is φ = 27320160.

The previous prime is 55422011. The next prime is 55422043. The reversal of 55422032 is 23022455.

It is a junction number, because it is equal to n+sod(n) for n = 55421989 and 55422007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23258 + ... + 25529.

Almost surely, 2^55422032 is an apocalyptic number.

It is an amenable number.

55422032 is a deficient number, since it is larger than the sum of its proper divisors (53472784).

55422032 is a wasteful number, since it uses less digits than its factorization.

55422032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48866 (or 48860 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 55422032 is about 7444.5975042308. The cubic root of 55422032 is about 381.2654763224.

Adding to 55422032 its reverse (23022455), we get a palindrome (78444487).

The spelling of 55422032 in words is "fifty-five million, four hundred twenty-two thousand, thirty-two".