85924621 has 8 divisors (see below), whose sum is σ = 88203104. Its totient is φ = 83658960.

The previous prime is 85924589. The next prime is 85924627. The reversal of 85924621 is 12642958.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85924621 - 2⁵ = 85924589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85924627) 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, 11215 + ... + 17251.

It is an arithmetic number, because the mean of its divisors is an integer number (11025388).

Almost surely, 2^85924621 is an apocalyptic number.

It is an amenable number.

85924621 is a deficient number, since it is larger than the sum of its proper divisors (2278483).

85924621 is a wasteful number, since it uses less digits than its factorization.

85924621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6411.

The product of its digits is 34560, while the sum is 37.

The square root of 85924621 is about 9269.5534412398. The cubic root of 85924621 is about 441.2714960357.

The spelling of 85924621 in words is "eighty-five million, nine hundred twenty-four thousand, six hundred twenty-one".