20577096 has 48 divisors (see below), whose sum is σ = 56019600. Its totient is φ = 6823392.

The previous prime is 20577079. The next prime is 20577103. The reversal of 20577096 is 69077502.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 20577096.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15715 + ... + 16973.

It is an arithmetic number, because the mean of its divisors is an integer number (1167075).

Almost surely, 2^20577096 is an apocalyptic number.

It is an amenable number.

20577096 is an abundant number, since it is smaller than the sum of its proper divisors (35442504).

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

20577096 is a wasteful number, since it uses less digits than its factorization.

20577096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498 (or 1491 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 20577096 is about 4536.1984083591. The cubic root of 20577096 is about 274.0278445072.

The spelling of 20577096 in words is "twenty million, five hundred seventy-seven thousand, ninety-six".