72338575 has 6 divisors (see below), whose sum is σ = 89699864. Its totient is φ = 57870840.

The previous prime is 72338569. The next prime is 72338633. The reversal of 72338575 is 57583327.

It is a de Polignac number, because none of the positive numbers 2^k-72338575 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1446747 + ... + 1446796.

Almost surely, 2^72338575 is an apocalyptic number.

72338575 is a deficient number, since it is larger than the sum of its proper divisors (17361289).

72338575 is a wasteful number, since it uses less digits than its factorization.

72338575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893553 (or 2893548 counting only the distinct ones).

The product of its digits is 176400, while the sum is 40.

The square root of 72338575 is about 8505.2086982037. The cubic root of 72338575 is about 416.6678417745.

The spelling of 72338575 in words is "seventy-two million, three hundred thirty-eight thousand, five hundred seventy-five".