626964 has 24 divisors (see below), whose sum is σ = 1575840. Its totient is φ = 192864.

The previous prime is 626963. The next prime is 626987. The reversal of 626964 is 469626.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 626964.

It is not an unprimeable number, because it can be changed into a prime (626963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1854 + ... + 2165.

It is an arithmetic number, because the mean of its divisors is an integer number (65660).

2⁶²⁶⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

626964 is an abundant number, since it is smaller than the sum of its proper divisors (948876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

626964 is a wasteful number, since it uses less digits than its factorization.

626964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039 (or 4037 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 626964 is about 791.8105834099. The cubic root of 626964 is about 85.5882608294.

The spelling of 626964 in words is "six hundred twenty-six thousand, nine hundred sixty-four".