2402640633 has 16 divisors (see below), whose sum is σ = 3316345920. Its totient is φ = 1545426624.

The previous prime is 2402640619. The next prime is 2402640659. The reversal of 2402640633 is 3360462042.

It is a happy number.

It is not a de Polignac number, because 2402640633 - 2²² = 2398446329 is a prime.

It is a super-2 number, since 2×2402640633² = 11545364022685281378, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2402640633.

It is not an unprimeable number, because it can be changed into a prime (2402640673) 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, 123435 + ... + 141567.

It is an arithmetic number, because the mean of its divisors is an integer number (207271620).

Almost surely, 2^2402640633 is an apocalyptic number.

It is an amenable number.

2402640633 is a deficient number, since it is larger than the sum of its proper divisors (913705287).

2402640633 is a wasteful number, since it uses less digits than its factorization.

2402640633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19688.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 2402640633 is about 49016.7382941787. The cubic root of 2402640633 is about 1339.3567553903.

The spelling of 2402640633 in words is "two billion, four hundred two million, six hundred forty thousand, six hundred thirty-three".