84590874 has 12 divisors (see below), whose sum is σ = 183280266. Its totient is φ = 28196952.

The previous prime is 84590839. The next prime is 84590879. The reversal of 84590874 is 47809548.

It can be written as a sum of positive squares in only one way, i.e., 84548025 + 42849 = 9195^2 + 207^2 .

It is not an unprimeable number, because it can be changed into a prime (84590879) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2349729 + ... + 2349764.

Almost surely, 2^84590874 is an apocalyptic number.

84590874 is an abundant number, since it is smaller than the sum of its proper divisors (98689392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84590874 is a wasteful number, since it uses less digits than its factorization.

84590874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4699501 (or 4699498 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 84590874 is about 9197.3297211745. The cubic root of 84590874 is about 438.9763981202.

It can be divided in two parts, 845 and 90874, that added together give a palindrome (91719).

The spelling of 84590874 in words is "eighty-four million, five hundred ninety thousand, eight hundred seventy-four".