2049157200 has 60 divisors (see below), whose sum is σ = 6564137408. Its totient is φ = 546441600.

The previous prime is 2049157181. The next prime is 2049157211. The reversal of 2049157200 is 27519402.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 852616 + ... + 855015.

Almost surely, 2^2049157200 is an apocalyptic number.

2049157200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2049157200 is an abundant number, since it is smaller than the sum of its proper divisors (4514980208).

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

2049157200 is a wasteful number, since it uses less digits than its factorization.

2049157200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1707652 (or 1707641 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 2049157200 is about 45267.6175648774. The cubic root of 2049157200 is about 1270.1599814997.

The spelling of 2049157200 in words is "two billion, forty-nine million, one hundred fifty-seven thousand, two hundred".