85844652 has 24 divisors (see below), whose sum is σ = 205190832. Its totient is φ = 27916800.

The previous prime is 85844651. The next prime is 85844653. The reversal of 85844652 is 25644858.

It is an interprime number because it is at equal distance from previous prime (85844651) and next prime (85844653).

It is a super-2 number, since 2×85844652² = 14738608554002208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85844651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86749 + ... + 87732.

It is an arithmetic number, because the mean of its divisors is an integer number (8549618).

Almost surely, 2^85844652 is an apocalyptic number.

85844652 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

85844652 is an abundant number, since it is smaller than the sum of its proper divisors (119346180).

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

85844652 is a wasteful number, since it uses less digits than its factorization.

85844652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174529 (or 174527 counting only the distinct ones).

The product of its digits is 307200, while the sum is 42.

The square root of 85844652 is about 9265.2389067957. The cubic root of 85844652 is about 441.1345582061.

The spelling of 85844652 in words is "eighty-five million, eight hundred forty-four thousand, six hundred fifty-two".