2515402 has 16 divisors (see below), whose sum is σ = 4032000. Its totient is φ = 1174320.

The previous prime is 2515397. The next prime is 2515411. The reversal of 2515402 is 2045152.

It is a self number, because there is not a number n which added to its sum of digits gives 2515402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1099 + ... + 2497.

It is an arithmetic number, because the mean of its divisors is an integer number (252000).

2^2515402 is an apocalyptic number.

2515402 is a deficient number, since it is larger than the sum of its proper divisors (1516598).

2515402 is a wasteful number, since it uses less digits than its factorization.

2515402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461.

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 2515402 is about 1586.0018915499. The cubic root of 2515402 is about 135.9990268096. Note that the first 3 decimals are identical.

The spelling of 2515402 in words is "two million, five hundred fifteen thousand, four hundred two".