20159262 has 12 divisors (see below), whose sum is σ = 43678440. Its totient is φ = 6719748.

The previous prime is 20159261. The next prime is 20159267. The reversal of 20159262 is 26295102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20159261) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 559962 + ... + 559997.

It is an arithmetic number, because the mean of its divisors is an integer number (3639870).

Almost surely, 2^20159262 is an apocalyptic number.

20159262 is an abundant number, since it is smaller than the sum of its proper divisors (23519178).

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

20159262 is a wasteful number, since it uses less digits than its factorization.

20159262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119967 (or 1119964 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 20159262 is about 4489.9066805447. The cubic root of 20159262 is about 272.1603635526.

The spelling of 20159262 in words is "twenty million, one hundred fifty-nine thousand, two hundred sixty-two".