2051136 has 56 divisors (see below), whose sum is σ = 6035040. Its totient is φ = 683136.

The previous prime is 2051123. The next prime is 2051167. The reversal of 2051136 is 6311502.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 1135 + ... + 2321.

2^2051136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2051136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3017520).

2051136 is an abundant number, since it is smaller than the sum of its proper divisors (3983904).

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

2051136 is a wasteful number, since it uses less digits than its factorization.

2051136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208 (or 1192 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 2051136 is about 1432.1787597922. The cubic root of 2051136 is about 127.0568699772.

Adding to 2051136 its reverse (6311502), we get a palindrome (8362638).

It can be divided in two parts, 2051 and 136, that added together give a 7-th power (2187 = 3⁷).

The spelling of 2051136 in words is "two million, fifty-one thousand, one hundred thirty-six".