20082154 has 16 divisors (see below), whose sum is σ = 30710592. Its totient is φ = 9847008.

The previous prime is 20082149. The next prime is 20082163. The reversal of 20082154 is 45128002.

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, 38137 + ... + 38659.

It is an arithmetic number, because the mean of its divisors is an integer number (1919412).

Almost surely, 2^20082154 is an apocalyptic number.

20082154 is a deficient number, since it is larger than the sum of its proper divisors (10628438).

20082154 is a wasteful number, since it uses less digits than its factorization.

20082154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 20082154 is about 4481.3116383488. The cubic root of 20082154 is about 271.8129210268.

The spelling of 20082154 in words is "twenty million, eighty-two thousand, one hundred fifty-four".