76532215 has 16 divisors (see below), whose sum is σ = 99315072. Its totient is φ = 56395264.

The previous prime is 76532191. The next prime is 76532219. The reversal of 76532215 is 51223567.

It is a cyclic number.

It is not a de Polignac number, because 76532215 - 2²¹ = 74435063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76532219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5584 + ... + 13573.

It is an arithmetic number, because the mean of its divisors is an integer number (6207192).

Almost surely, 2^76532215 is an apocalyptic number.

76532215 is a deficient number, since it is larger than the sum of its proper divisors (22782857).

76532215 is a wasteful number, since it uses less digits than its factorization.

76532215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19226.

The product of its digits is 12600, while the sum is 31.

The square root of 76532215 is about 8748.2692574017. The cubic root of 76532215 is about 424.5688175952.

The spelling of 76532215 in words is "seventy-six million, five hundred thirty-two thousand, two hundred fifteen".