55531562 has 4 divisors (see below), whose sum is σ = 83297346. Its totient is φ = 27765780.

The previous prime is 55531529. The next prime is 55531577. The reversal of 55531562 is 26513555.

55531562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55517401 + 14161 = 7451^2 + 119^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13882889 + ... + 13882892.

Almost surely, 2^55531562 is an apocalyptic number.

55531562 is a deficient number, since it is larger than the sum of its proper divisors (27765784).

55531562 is a wasteful number, since it uses less digits than its factorization.

55531562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27765783.

The product of its digits is 22500, while the sum is 32.

The square root of 55531562 is about 7451.9502145412. The cubic root of 55531562 is about 381.5164747450.

The spelling of 55531562 in words is "fifty-five million, five hundred thirty-one thousand, five hundred sixty-two".