123734664 has 48 divisors (see below), whose sum is σ = 349689600. Its totient is φ = 39451104.

The previous prime is 123734659. The next prime is 123734711. The reversal of 123734664 is 466437321.

It is a happy number.

123734664 is a `hidden beast` number, since 123 + 73 + 466 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35704 + ... + 39015.

It is an arithmetic number, because the mean of its divisors is an integer number (7285200).

Almost surely, 2^123734664 is an apocalyptic number.

It is an amenable number.

123734664 is an abundant number, since it is smaller than the sum of its proper divisors (225954936).

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

123734664 is a wasteful number, since it uses less digits than its factorization.

123734664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74754 (or 74747 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 123734664 is about 11123.6084073470. The cubic root of 123734664 is about 498.3071603897.

The spelling of 123734664 in words is "one hundred twenty-three million, seven hundred thirty-four thousand, six hundred sixty-four".