2499402 has 16 divisors (see below), whose sum is σ = 5063040. Its totient is φ = 822432.

The previous prime is 2499389. The next prime is 2499403. The reversal of 2499402 is 2049942.

It is a self number, because there is not a number n which added to its sum of digits gives 2499402.

It is not an unprimeable number, because it can be changed into a prime (2499403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2163 + ... + 3110.

It is an arithmetic number, because the mean of its divisors is an integer number (316440).

2^2499402 is an apocalyptic number.

2499402 is an abundant number, since it is smaller than the sum of its proper divisors (2563638).

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

2499402 is a wasteful number, since it uses less digits than its factorization.

2499402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5357.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 2499402 is about 1580.9497145703. The cubic root of 2499402 is about 135.7100584886.

It can be divided in two parts, 249940 and 2, that added together give a palindrome (249942).

The spelling of 2499402 in words is "two million, four hundred ninety-nine thousand, four hundred two".