2530402 has 16 divisors (see below), whose sum is σ = 4410432. Its totient is φ = 1066320.

The previous prime is 2530373. The next prime is 2530403. The reversal of 2530402 is 2040352.

It is not an unprimeable number, because it can be changed into a prime (2530403) 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, 628 + ... + 2335.

It is an arithmetic number, because the mean of its divisors is an integer number (275652).

2^2530402 is an apocalyptic number.

2530402 is a deficient number, since it is larger than the sum of its proper divisors (1880030).

2530402 is a wasteful number, since it uses less digits than its factorization.

2530402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2530402 is about 1590.7237346566. The cubic root of 2530402 is about 136.2688238168.

Adding to 2530402 its reverse (2040352), we get a palindrome (4570754).

The spelling of 2530402 in words is "two million, five hundred thirty thousand, four hundred two".