623407124 has 12 divisors (see below), whose sum is σ = 1098188448. Its totient is φ = 309639000.

The previous prime is 623407093. The next prime is 623407133. The reversal of 623407124 is 421704326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 515462 + ... + 516669.

It is an arithmetic number, because the mean of its divisors is an integer number (91515704).

Almost surely, 2^623407124 is an apocalyptic number.

It is an amenable number.

623407124 is a deficient number, since it is larger than the sum of its proper divisors (474781324).

623407124 is a wasteful number, since it uses less digits than its factorization.

623407124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032286 (or 1032284 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 623407124 is about 24968.1221560613. The cubic root of 623407124 is about 854.2610141728.

The spelling of 623407124 in words is "six hundred twenty-three million, four hundred seven thousand, one hundred twenty-four".