55532732 has 6 divisors (see below), whose sum is σ = 97182288. Its totient is φ = 27766364.

The previous prime is 55532731. The next prime is 55532777. The reversal of 55532732 is 23723555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55532731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6941588 + ... + 6941595.

It is an arithmetic number, because the mean of its divisors is an integer number (16197048).

Almost surely, 2^55532732 is an apocalyptic number.

It is an amenable number.

55532732 is a deficient number, since it is larger than the sum of its proper divisors (41649556).

55532732 is a wasteful number, since it uses less digits than its factorization.

55532732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13883187 (or 13883185 counting only the distinct ones).

The product of its digits is 31500, while the sum is 32.

The square root of 55532732 is about 7452.0287170676. The cubic root of 55532732 is about 381.5191541290.

The spelling of 55532732 in words is "fifty-five million, five hundred thirty-two thousand, seven hundred thirty-two".