72374613 has 8 divisors (see below), whose sum is σ = 96540288. Its totient is φ = 48229344.

The previous prime is 72374611. The next prime is 72374623. The reversal of 72374613 is 31647327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 72374613 - 2¹ = 72374611 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72374611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7945 + ... + 14417.

It is an arithmetic number, because the mean of its divisors is an integer number (12067536).

Almost surely, 2^72374613 is an apocalyptic number.

It is an amenable number.

72374613 is a deficient number, since it is larger than the sum of its proper divisors (24165675).

72374613 is a wasteful number, since it uses less digits than its factorization.

72374613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10203.

The product of its digits is 21168, while the sum is 33.

The square root of 72374613 is about 8507.3270185176. The cubic root of 72374613 is about 416.7370228571.

The spelling of 72374613 in words is "seventy-two million, three hundred seventy-four thousand, six hundred thirteen".