56552603 has 6 divisors (see below), whose sum is σ = 57159756. Its totient is φ = 55947012.

The previous prime is 56552599. The next prime is 56552633. The reversal of 56552603 is 30625565.

It is not a de Polignac number, because 56552603 - 2² = 56552599 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56552603.

It is not an unprimeable number, because it can be changed into a prime (56552633) 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 5 ways as a sum of consecutive naturals, for example, 77426 + ... + 78152.

It is an arithmetic number, because the mean of its divisors is an integer number (9526626).

Almost surely, 2^56552603 is an apocalyptic number.

56552603 is a deficient number, since it is larger than the sum of its proper divisors (607153).

56552603 is an frugal number, since it uses more digits than its factorization.

56552603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561 (or 834 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 56552603 is about 7520.1464746373. The cubic root of 56552603 is about 383.8405619748.

The spelling of 56552603 in words is "fifty-six million, five hundred fifty-two thousand, six hundred three".