622975 has 6 divisors (see below), whose sum is σ = 772520. Its totient is φ = 498360.

The previous prime is 622967. The next prime is 622987. The reversal of 622975 is 579226.

It is not a de Polignac number, because 622975 - 2³ = 622967 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12435 + ... + 12484.

2⁶²²⁹⁷⁵ is an apocalyptic number.

622975 is a deficient number, since it is larger than the sum of its proper divisors (149545).

622975 is a wasteful number, since it uses less digits than its factorization.

622975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24929 (or 24924 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 622975 is about 789.2876535206. The cubic root of 622975 is about 85.4063587270.

The spelling of 622975 in words is "six hundred twenty-two thousand, nine hundred seventy-five".