723074064 has 20 divisors (see below), whose sum is σ = 1867941456. Its totient is φ = 241024672.

The previous prime is 723074057. The next prime is 723074137. The reversal of 723074064 is 460470327.

It is a super-2 number, since 2×723074064² = 1045672204058952192, which contains 22 as substring.

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, 7531974 + ... + 7532069.

Almost surely, 2^723074064 is an apocalyptic number.

It is an amenable number.

723074064 is an abundant number, since it is smaller than the sum of its proper divisors (1144867392).

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

723074064 is a wasteful number, since it uses less digits than its factorization.

723074064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15064054 (or 15064048 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 723074064 is about 26890.0365191273. The cubic root of 723074064 is about 897.5547053761.

The spelling of 723074064 in words is "seven hundred twenty-three million, seventy-four thousand, sixty-four".