20265292 has 24 divisors (see below), whose sum is σ = 38265696. Its totient is φ = 9355008.

The previous prime is 20265269. The next prime is 20265299. The reversal of 20265292 is 29256202.

It is a self number, because there is not a number n which added to its sum of digits gives 20265292.

It is not an unprimeable number, because it can be changed into a prime (20265299) 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, 793 + ... + 6415.

It is an arithmetic number, because the mean of its divisors is an integer number (1594404).

Almost surely, 2^20265292 is an apocalyptic number.

It is an amenable number.

20265292 is a deficient number, since it is larger than the sum of its proper divisors (18000404).

20265292 is a wasteful number, since it uses less digits than its factorization.

20265292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697 (or 5695 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 20265292 is about 4501.6987904568. The cubic root of 20265292 is about 272.6366825455.

The spelling of 20265292 in words is "twenty million, two hundred sixty-five thousand, two hundred ninety-two".