723074065 has 16 divisors (see below), whose sum is σ = 993000960. Its totient is φ = 495144000.

The previous prime is 723074057. The next prime is 723074137. The reversal of 723074065 is 560470327.

It is a happy number.

It is not a de Polignac number, because 723074065 - 2³ = 723074057 is a prime.

It is a super-2 number, since 2×723074065² = 1045672206951248450, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 723074065.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12531 + ... + 40039.

It is an arithmetic number, because the mean of its divisors is an integer number (62062560).

Almost surely, 2^723074065 is an apocalyptic number.

It is an amenable number.

723074065 is a deficient number, since it is larger than the sum of its proper divisors (269926895).

723074065 is a wasteful number, since it uses less digits than its factorization.

723074065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28272.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 723074065 is about 26890.0365377216. The cubic root of 723074065 is about 897.5547057899.

The spelling of 723074065 in words is "seven hundred twenty-three million, seventy-four thousand, sixty-five".