2053400844 has 48 divisors (see below), whose sum is σ = 5348407680. Its totient is φ = 607770240.

The previous prime is 2053400821. The next prime is 2053400903. The reversal of 2053400844 is 4480043502.

It is a super-2 number, since 2×2053400844² = 8432910052279824672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 175209 + ... + 186560.

It is an arithmetic number, because the mean of its divisors is an integer number (111425160).

Almost surely, 2^2053400844 is an apocalyptic number.

It is an amenable number.

2053400844 is an abundant number, since it is smaller than the sum of its proper divisors (3295006836).

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

2053400844 is a wasteful number, since it uses less digits than its factorization.

2053400844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361830 (or 361828 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 2053400844 is about 45314.4661669979. The cubic root of 2053400844 is about 1271.0361775328.

The spelling of 2053400844 in words is "two billion, fifty-three million, four hundred thousand, eight hundred forty-four".