2149140900 has 36 divisors (see below), whose sum is σ = 6218181872. Its totient is φ = 573104160.

The previous prime is 2149140853. The next prime is 2149140943. The reversal of 2149140900 is 90419412.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3581602 + ... + 3582201.

Almost surely, 2^2149140900 is an apocalyptic number.

2149140900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2149140900 is an abundant number, since it is smaller than the sum of its proper divisors (4069040972).

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

2149140900 is a wasteful number, since it uses less digits than its factorization.

2149140900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7163820 (or 7163813 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 2149140900 is about 46358.8276383258. The cubic root of 2149140900 is about 1290.4909494802.

The spelling of 2149140900 in words is "two billion, one hundred forty-nine million, one hundred forty thousand, nine hundred".