20956092 has 24 divisors (see below), whose sum is σ = 49728000. Its totient is φ = 6866736.

The previous prime is 20956081. The next prime is 20956109. The reversal of 20956092 is 29065902.

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, 14092 + ... + 15507.

It is an arithmetic number, because the mean of its divisors is an integer number (2072000).

Almost surely, 2^20956092 is an apocalyptic number.

It is an amenable number.

20956092 is an abundant number, since it is smaller than the sum of its proper divisors (28771908).

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

20956092 is a wasteful number, since it uses less digits than its factorization.

20956092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29665 (or 29663 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 20956092 is about 4577.7824325758. The cubic root of 20956092 is about 275.6999995922.

The spelling of 20956092 in words is "twenty million, nine hundred fifty-six thousand, ninety-two".