2136407428 has 12 divisors (see below), whose sum is σ = 3786039040. Its totient is φ = 1054681992.

The previous prime is 2136407411. The next prime is 2136407431. The reversal of 2136407428 is 8247046312.

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, 3380076 + ... + 3380707.

Almost surely, 2^2136407428 is an apocalyptic number.

It is an amenable number.

2136407428 is a deficient number, since it is larger than the sum of its proper divisors (1649631612).

2136407428 is a wasteful number, since it uses less digits than its factorization.

2136407428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6760866 (or 6760864 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 2136407428 is about 46221.2876064698. The cubic root of 2136407428 is about 1287.9372172437.

The spelling of 2136407428 in words is "two billion, one hundred thirty-six million, four hundred seven thousand, four hundred twenty-eight".