72452567 has 16 divisors (see below), whose sum is σ = 84577920. Its totient is φ = 61365600.

The previous prime is 72452561. The next prime is 72452579. The reversal of 72452567 is 76525427.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 72452567 - 2⁴ = 72452551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 72452567.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72452561) by changing a digit.

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, 9908 + ... + 15590.

It is an arithmetic number, because the mean of its divisors is an integer number (5286120).

Almost surely, 2^72452567 is an apocalyptic number.

72452567 is a deficient number, since it is larger than the sum of its proper divisors (12125353).

72452567 is a wasteful number, since it uses less digits than its factorization.

72452567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5774.

The product of its digits is 117600, while the sum is 38.

The square root of 72452567 is about 8511.9073655674. The cubic root of 72452567 is about 416.8865903180.

The spelling of 72452567 in words is "seventy-two million, four hundred fifty-two thousand, five hundred sixty-seven".