84652566 has 16 divisors (see below), whose sum is σ = 175143600. Its totient is φ = 27244448.

The previous prime is 84652553. The next prime is 84652591. The reversal of 84652566 is 66525648.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243081 + ... + 243428.

It is an arithmetic number, because the mean of its divisors is an integer number (10946475).

Almost surely, 2^84652566 is an apocalyptic number.

84652566 is an abundant number, since it is smaller than the sum of its proper divisors (90491034).

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

84652566 is a wasteful number, since it uses less digits than its factorization.

84652566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486543.

The product of its digits is 345600, while the sum is 42.

The square root of 84652566 is about 9200.6829094367. The cubic root of 84652566 is about 439.0830871356.

The spelling of 84652566 in words is "eighty-four million, six hundred fifty-two thousand, five hundred sixty-six".