2400331402 has 16 divisors (see below), whose sum is σ = 4122764352. Its totient is φ = 1026735840.

The previous prime is 2400331399. The next prime is 2400331411. The reversal of 2400331402 is 2041330042.

It is a self number, because there is not a number n which added to its sum of digits gives 2400331402.

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 7 ways as a sum of consecutive naturals, for example, 157248 + ... + 171835.

It is an arithmetic number, because the mean of its divisors is an integer number (257672772).

Almost surely, 2^2400331402 is an apocalyptic number.

2400331402 is a deficient number, since it is larger than the sum of its proper divisors (1722432950).

2400331402 is a wasteful number, since it uses less digits than its factorization.

2400331402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329613.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2400331402 is about 48993.1770964080. The cubic root of 2400331402 is about 1338.9275227221.

Adding to 2400331402 its reverse (2041330042), we get a palindrome (4441661444).

The spelling of 2400331402 in words is "two billion, four hundred million, three hundred thirty-one thousand, four hundred two".