84997465 has 16 divisors (see below), whose sum is σ = 118546560. Its totient is φ = 57294720.

The previous prime is 84997457. The next prime is 84997481. The reversal of 84997465 is 56479948.

It is a happy number.

It is not a de Polignac number, because 84997465 - 2³ = 84997457 is a prime.

It is an unprimeable number.

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, 18516 + ... + 22645.

It is an arithmetic number, because the mean of its divisors is an integer number (7409160).

Almost surely, 2^84997465 is an apocalyptic number.

It is an amenable number.

84997465 is a deficient number, since it is larger than the sum of its proper divisors (33549095).

84997465 is a wasteful number, since it uses less digits than its factorization.

84997465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41232.

The product of its digits is 2177280, while the sum is 52.

The square root of 84997465 is about 9219.4069765902. The cubic root of 84997465 is about 439.6785962064.

The spelling of 84997465 in words is "eighty-four million, nine hundred ninety-seven thousand, four hundred sixty-five".