72374313 has 16 divisors (see below), whose sum is σ = 107513856. Its totient is φ = 42929040.

The previous prime is 72374311. The next prime is 72374327. The reversal of 72374313 is 31347327.

It is not a de Polignac number, because 72374313 - 2¹ = 72374311 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (72374311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21781 + ... + 24882.

It is an arithmetic number, because the mean of its divisors is an integer number (6719616).

Almost surely, 2^72374313 is an apocalyptic number.

It is an amenable number.

72374313 is a deficient number, since it is larger than the sum of its proper divisors (35139543).

72374313 is a wasteful number, since it uses less digits than its factorization.

72374313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46724.

The product of its digits is 10584, while the sum is 30.

The square root of 72374313 is about 8507.3093866392. The cubic root of 72374313 is about 416.7364470508.

The spelling of 72374313 in words is "seventy-two million, three hundred seventy-four thousand, three hundred thirteen".