2453931 has 6 divisors (see below), whose sum is σ = 3544580. Its totient is φ = 1635948.

The previous prime is 2453923. The next prime is 2453999. The reversal of 2453931 is 1393542.

It is not a de Polignac number, because 2453931 - 2³ = 2453923 is a prime.

It is a super-2 number, since 2×2453931² = 12043554705522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2453895 and 2453904.

It is not an unprimeable number, because it can be changed into a prime (2453921) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 136321 + ... + 136338.

2^2453931 is an apocalyptic number.

2453931 is a deficient number, since it is larger than the sum of its proper divisors (1090649).

2453931 is a wasteful number, since it uses less digits than its factorization.

2453931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272665 (or 272662 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 2453931 is about 1566.5027928478. The cubic root of 2453931 is about 134.8820368714.

The spelling of 2453931 in words is "two million, four hundred fifty-three thousand, nine hundred thirty-one".