623657275 has 12 divisors (see below), whose sum is σ = 780846352. Its totient is φ = 494079840.

The previous prime is 623657263. The next prime is 623657341. The reversal of 623657275 is 572756326.

It is not a de Polignac number, because 623657275 - 2²⁹ = 86786363 is a prime.

It is a Duffinian 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 11 ways as a sum of consecutive naturals, for example, 118524 + ... + 123673.

Almost surely, 2^623657275 is an apocalyptic number.

623657275 is a deficient number, since it is larger than the sum of its proper divisors (157189077).

623657275 is a wasteful number, since it uses less digits than its factorization.

623657275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242310 (or 242305 counting only the distinct ones).

The product of its digits is 529200, while the sum is 43.

The square root of 623657275 is about 24973.1310612026. The cubic root of 623657275 is about 854.3752603652.

The spelling of 623657275 in words is "six hundred twenty-three million, six hundred fifty-seven thousand, two hundred seventy-five".