123743604 has 24 divisors (see below), whose sum is σ = 289840320. Its totient is φ = 41089984.

The previous prime is 123743603. The next prime is 123743639. The reversal of 123743604 is 406347321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123743603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16449 + ... + 22760.

It is an arithmetic number, because the mean of its divisors is an integer number (12076680).

Almost surely, 2^123743604 is an apocalyptic number.

It is an amenable number.

123743604 is an abundant number, since it is smaller than the sum of its proper divisors (166096716).

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

123743604 is a wasteful number, since it uses less digits than its factorization.

123743604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39479 (or 39477 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 123743604 is about 11124.0102481075. The cubic root of 123743604 is about 498.3191612270.

The spelling of 123743604 in words is "one hundred twenty-three million, seven hundred forty-three thousand, six hundred four".