20182134 has 16 divisors (see below), whose sum is σ = 46130688. Its totient is φ = 5766312.

The previous prime is 20182121. The next prime is 20182163. The reversal of 20182134 is 43128102.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 20182134.

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, 240222 + ... + 240305.

It is an arithmetic number, because the mean of its divisors is an integer number (2883168).

Almost surely, 2^20182134 is an apocalyptic number.

20182134 is an abundant number, since it is smaller than the sum of its proper divisors (25948554).

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

20182134 is a wasteful number, since it uses less digits than its factorization.

20182134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480539.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 20182134 is about 4492.4530047625. The cubic root of 20182134 is about 272.2632525564.

The spelling of 20182134 in words is "twenty million, one hundred eighty-two thousand, one hundred thirty-four".