2507402 has 4 divisors (see below), whose sum is σ = 3761106. Its totient is φ = 1253700.

The previous prime is 2507389. The next prime is 2507413. The reversal of 2507402 is 2047052.

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., 2493241 + 14161 = 1579^2 + 119^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626849 + ... + 626852.

2^2507402 is an apocalyptic number.

2507402 is a deficient number, since it is larger than the sum of its proper divisors (1253704).

2507402 is a wasteful number, since it uses less digits than its factorization.

2507402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253703.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 2507402 is about 1583.4778179690. The cubic root of 2507402 is about 135.8546963109.

The spelling of 2507402 in words is "two million, five hundred seven thousand, four hundred two".