55532347 has 16 divisors (see below), whose sum is σ = 61384960. Its totient is φ = 49924512.

The previous prime is 55532317. The next prime is 55532359. The reversal of 55532347 is 74323555.

It is not a de Polignac number, because 55532347 - 2⁷ = 55532219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55532317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89404 + ... + 90022.

It is an arithmetic number, because the mean of its divisors is an integer number (3836560).

Almost surely, 2^55532347 is an apocalyptic number.

55532347 is a deficient number, since it is larger than the sum of its proper divisors (5852613).

55532347 is a wasteful number, since it uses less digits than its factorization.

55532347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802.

The product of its digits is 63000, while the sum is 34.

The square root of 55532347 is about 7452.0028851309. The cubic root of 55532347 is about 381.5182724555.

The spelling of 55532347 in words is "fifty-five million, five hundred thirty-two thousand, three hundred forty-seven".