55603274 has 16 divisors (see below), whose sum is σ = 86426880. Its totient is φ = 26801280.

The previous prime is 55603241. The next prime is 55603283. The reversal of 55603274 is 47230655.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55603274.

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, 15962 + ... + 19130.

It is an arithmetic number, because the mean of its divisors is an integer number (5401680).

Almost surely, 2^55603274 is an apocalyptic number.

55603274 is a deficient number, since it is larger than the sum of its proper divisors (30823606).

55603274 is a wasteful number, since it uses less digits than its factorization.

55603274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 55603274 is about 7456.7602884899. The cubic root of 55603274 is about 381.6806308865.

The spelling of 55603274 in words is "fifty-five million, six hundred three thousand, two hundred seventy-four".