55472554 has 16 divisors (see below), whose sum is σ = 85240008. Its totient is φ = 27067392.

The previous prime is 55472539. The next prime is 55472561. The reversal of 55472554 is 45527455.

It can be written as a sum of positive squares in 4 ways, for example, as 52896529 + 2576025 = 7273^2 + 1605^2 .

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, 12204 + ... + 16120.

Almost surely, 2^55472554 is an apocalyptic number.

55472554 is a deficient number, since it is larger than the sum of its proper divisors (29767454).

55472554 is a wasteful number, since it uses less digits than its factorization.

55472554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089.

The product of its digits is 140000, while the sum is 37.

The square root of 55472554 is about 7447.9899301758. The cubic root of 55472554 is about 381.3812933454.

The spelling of 55472554 in words is "fifty-five million, four hundred seventy-two thousand, five hundred fifty-four".