20266124 has 12 divisors (see below), whose sum is σ = 35581224. Its totient is φ = 10100064.

The previous prime is 20266111. The next prime is 20266153. The reversal of 20266124 is 42166202.

It is a self number, because there is not a number n which added to its sum of digits gives 20266124.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6842 + ... + 9345.

It is an arithmetic number, because the mean of its divisors is an integer number (2965102).

Almost surely, 2^20266124 is an apocalyptic number.

It is an amenable number.

20266124 is a deficient number, since it is larger than the sum of its proper divisors (15315100).

20266124 is a wasteful number, since it uses less digits than its factorization.

20266124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16504 (or 16502 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 20266124 is about 4501.7911990673. The cubic root of 20266124 is about 272.6404135653.

The spelling of 20266124 in words is "twenty million, two hundred sixty-six thousand, one hundred twenty-four".