84292564 has 6 divisors (see below), whose sum is σ = 147511994. Its totient is φ = 42146280.

The previous prime is 84292561. The next prime is 84292603. The reversal of 84292564 is 46529248.

It can be written as a sum of positive squares in only one way, i.e., 84272400 + 20164 = 9180^2 + 142^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84292561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10536567 + ... + 10536574.

Almost surely, 2^84292564 is an apocalyptic number.

It is an amenable number.

84292564 is a deficient number, since it is larger than the sum of its proper divisors (63219430).

84292564 is a wasteful number, since it uses less digits than its factorization.

84292564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21073145 (or 21073143 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 84292564 is about 9181.0981913930. The cubic root of 84292564 is about 438.4597731049.

The spelling of 84292564 in words is "eighty-four million, two hundred ninety-two thousand, five hundred sixty-four".