2151192 has 16 divisors (see below), whose sum is σ = 5378040. Its totient is φ = 717056.

The previous prime is 2151179. The next prime is 2151203. The reversal of 2151192 is 2911512.

It is a congruent number.

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, 44793 + ... + 44840.

2^2151192 is an apocalyptic number.

It is an amenable number.

2151192 is an abundant number, since it is smaller than the sum of its proper divisors (3226848).

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

2151192 is a wasteful number, since it uses less digits than its factorization.

2151192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89642 (or 89638 counting only the distinct ones).

The product of its digits is 180, while the sum is 21.

The square root of 2151192 is about 1466.6942421650. The cubic root of 2151192 is about 129.0901359112.

The spelling of 2151192 in words is "two million, one hundred fifty-one thousand, one hundred ninety-two".