2149075836 has 18 divisors (see below), whose sum is σ = 5432386232. Its totient is φ = 716358600.

The previous prime is 2149075813. The next prime is 2149075867. The reversal of 2149075836 is 6385709412.

2149075836 is a `hidden beast` number, since 21 + 49 + 0 + 7 + 583 + 6 = 666.

2149075836 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

2149075836 is strictly pandigital in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 2149075791 and 2149075800.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29848240 + ... + 29848311.

It is a 1-persistent number, because it is pandigital, but 2⋅2149075836 = 4298151672 is not.

Almost surely, 2^2149075836 is an apocalyptic number.

It is an amenable number.

2149075836 is an abundant number, since it is smaller than the sum of its proper divisors (3283310396).

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

2149075836 is a wasteful number, since it uses less digits than its factorization.

2149075836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59696561 (or 59696556 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 2149075836 is about 46358.1258896431. The cubic root of 2149075836 is about 1290.4779263927.

The spelling of 2149075836 in words is "two billion, one hundred forty-nine million, seventy-five thousand, eight hundred thirty-six".