2504402 has 4 divisors (see below), whose sum is σ = 3756606. Its totient is φ = 1252200.

The previous prime is 2504399. The next prime is 2504407. The reversal of 2504402 is 2044052.

2504402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1692601 + 811801 = 1301^2 + 901^2 .

It is not an unprimeable number, because it can be changed into a prime (2504407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626099 + ... + 626102.

2^2504402 is an apocalyptic number.

2504402 is a deficient number, since it is larger than the sum of its proper divisors (1252204).

2504402 is a wasteful number, since it uses less digits than its factorization.

2504402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252203.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 2504402 is about 1582.5302524754. The cubic root of 2504402 is about 135.8004932298.

Adding to 2504402 its reverse (2044052), we get a palindrome (4548454).

The spelling of 2504402 in words is "two million, five hundred four thousand, four hundred two".