623856662 has 32 divisors (see below), whose sum is σ = 1122799104. Its totient is φ = 256183200.

The previous prime is 623856661. The next prime is 623856677. The reversal of 623856662 is 266658326.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623856661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9764 + ... + 36647.

It is an arithmetic number, because the mean of its divisors is an integer number (35087472).

Almost surely, 2^623856662 is an apocalyptic number.

623856662 is a deficient number, since it is larger than the sum of its proper divisors (498942442).

623856662 is a wasteful number, since it uses less digits than its factorization.

623856662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46484.

The product of its digits is 622080, while the sum is 44.

The square root of 623856662 is about 24977.1227726494. The cubic root of 623856662 is about 854.4663003086.

The spelling of 623856662 in words is "six hundred twenty-three million, eight hundred fifty-six thousand, six hundred sixty-two".