623675 has 24 divisors (see below), whose sum is σ = 885360. Its totient is φ = 432000.

The previous prime is 623671. The next prime is 623677. The reversal of 623675 is 576326.

623675 = 213² + 214² + ... + 225².

It is not a de Polignac number, because 623675 - 2² = 623671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (623671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6125 + ... + 6225.

It is an arithmetic number, because the mean of its divisors is an integer number (36890).

2⁶²³⁶⁷⁵ is an apocalyptic number.

623675 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

623675 is a deficient number, since it is larger than the sum of its proper divisors (261685).

623675 is a wasteful number, since it uses less digits than its factorization.

623675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 138 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 623675 is about 789.7309668488. The cubic root of 623675 is about 85.4383354372.

The spelling of 623675 in words is "six hundred twenty-three thousand, six hundred seventy-five".