123723604 has 24 divisors (see below), whose sum is σ = 225163008. Its totient is φ = 59421120.

The previous prime is 123723583. The next prime is 123723623. The reversal of 123723604 is 406327321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13347 + ... + 20629.

It is an arithmetic number, because the mean of its divisors is an integer number (9381792).

Almost surely, 2^123723604 is an apocalyptic number.

It is an amenable number.

123723604 is a deficient number, since it is larger than the sum of its proper divisors (101439404).

123723604 is a wasteful number, since it uses less digits than its factorization.

123723604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7455 (or 7453 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 123723604 is about 11123.1112553997. Note that the first 3 decimals coincide. The cubic root of 123723604 is about 498.2923129162.

The spelling of 123723604 in words is "one hundred twenty-three million, seven hundred twenty-three thousand, six hundred four".