55535732 has 24 divisors (see below), whose sum is σ = 113170176. Its totient is φ = 23351328.

The previous prime is 55535729. The next prime is 55535741. The reversal of 55535732 is 23753555.

It is a junction number, because it is equal to n+sod(n) for n = 55535692 and 55535701.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17228 + ... + 20195.

It is an arithmetic number, because the mean of its divisors is an integer number (4715424).

Almost surely, 2^55535732 is an apocalyptic number.

It is an amenable number.

55535732 is an abundant number, since it is smaller than the sum of its proper divisors (57634444).

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

55535732 is a wasteful number, since it uses less digits than its factorization.

55535732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37487 (or 37485 counting only the distinct ones).

The product of its digits is 78750, while the sum is 35.

The square root of 55535732 is about 7452.2300018182. The cubic root of 55535732 is about 381.5260241725.

The spelling of 55535732 in words is "fifty-five million, five hundred thirty-five thousand, seven hundred thirty-two".