92721265 has 32 divisors (see below), whose sum is σ = 141684480. Its totient is φ = 56657664.

The previous prime is 92721263. The next prime is 92721269. The reversal of 92721265 is 56212729.

It is not a de Polignac number, because 92721265 - 2¹ = 92721263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 92721265.

It is not an unprimeable number, because it can be changed into a prime (92721263) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9682 + ... + 16708.

It is an arithmetic number, because the mean of its divisors is an integer number (4427640).

Almost surely, 2^92721265 is an apocalyptic number.

It is an amenable number.

92721265 is a deficient number, since it is larger than the sum of its proper divisors (48963215).

92721265 is a wasteful number, since it uses less digits than its factorization.

92721265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7081.

The product of its digits is 15120, while the sum is 34.

The square root of 92721265 is about 9629.1881796961. The cubic root of 92721265 is about 452.6124014901.

The spelling of 92721265 in words is "ninety-two million, seven hundred twenty-one thousand, two hundred sixty-five".