553975 has 6 divisors (see below), whose sum is σ = 686960. Its totient is φ = 443160.

The previous prime is 553963. The next prime is 553981. The reversal of 553975 is 579355.

It is not a de Polignac number, because 553975 - 2⁹ = 553463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 553975.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 11055 + ... + 11104.

2⁵⁵³⁹⁷⁵ is an apocalyptic number.

553975 is a deficient number, since it is larger than the sum of its proper divisors (132985).

553975 is a wasteful number, since it uses less digits than its factorization.

553975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22169 (or 22164 counting only the distinct ones).

The product of its digits is 23625, while the sum is 34.

The square root of 553975 is about 744.2949684097. The cubic root of 553975 is about 82.1290353916.

Adding to 553975 its product of digits (23625), we get a square (577600 = 760²).

The spelling of 553975 in words is "five hundred fifty-three thousand, nine hundred seventy-five".