72366275 has 12 divisors (see below), whose sum is σ = 90114024. Its totient is φ = 57648000.

The previous prime is 72366247. The next prime is 72366293. The reversal of 72366275 is 57266327.

It is a de Polignac number, because none of the positive numbers 2^k-72366275 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20 + ... + 12030.

It is an arithmetic number, because the mean of its divisors is an integer number (7509502).

Almost surely, 2^72366275 is an apocalyptic number.

72366275 is a deficient number, since it is larger than the sum of its proper divisors (17747749).

72366275 is a wasteful number, since it uses less digits than its factorization.

72366275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12262 (or 12257 counting only the distinct ones).

The product of its digits is 105840, while the sum is 38.

The square root of 72366275 is about 8506.8369562370. The cubic root of 72366275 is about 416.7210186875.

The spelling of 72366275 in words is "seventy-two million, three hundred sixty-six thousand, two hundred seventy-five".