2402431042 has 32 divisors (see below), whose sum is σ = 3972089664. Its totient is φ = 1089716320.

The previous prime is 2402431037. The next prime is 2402431049. The reversal of 2402431042 is 2401342042.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (2402431049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2520438 + ... + 2521390.

It is an arithmetic number, because the mean of its divisors is an integer number (124127802).

Almost surely, 2^2402431042 is an apocalyptic number.

2402431042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2402431042 is a deficient number, since it is larger than the sum of its proper divisors (1569658622).

2402431042 is an equidigital number, since it uses as much as digits as its factorization.

2402431042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1935 (or 1913 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2402431042 is about 49014.6002941981. The cubic root of 2402431042 is about 1339.3178086191.

Adding to 2402431042 its reverse (2401342042), we get a palindrome (4803773084).

The spelling of 2402431042 in words is "two billion, four hundred two million, four hundred thirty-one thousand, forty-two".