2501402 has 4 divisors (see below), whose sum is σ = 3752106. Its totient is φ = 1250700.

The previous prime is 2501399. The next prime is 2501413. The reversal of 2501402 is 2041052.

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., 2163841 + 337561 = 1471^2 + 581^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625349 + ... + 625352.

2^2501402 is an apocalyptic number.

2501402 is a deficient number, since it is larger than the sum of its proper divisors (1250704).

2501402 is a wasteful number, since it uses less digits than its factorization.

2501402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250703.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 2501402 is about 1581.5821192717. The cubic root of 2501402 is about 135.7462468452.

Adding to 2501402 its reverse (2041052), we get a palindrome (4542454).

The spelling of 2501402 in words is "two million, five hundred one thousand, four hundred two".