25240630 has 16 divisors (see below), whose sum is σ = 45496080. Its totient is φ = 10082272.

The previous prime is 25240627. The next prime is 25240639. The reversal of 25240630 is 3604252.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25240639) 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, 8952 + ... + 11428.

It is an arithmetic number, because the mean of its divisors is an integer number (2843505).

Almost surely, 2^25240630 is an apocalyptic number.

25240630 is a deficient number, since it is larger than the sum of its proper divisors (20255450).

25240630 is a wasteful number, since it uses less digits than its factorization.

25240630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 25240630 is about 5024.0053742009. The cubic root of 25240630 is about 293.3369217307.

Adding to 25240630 its reverse (3604252), we get a palindrome (28844882).

The spelling of 25240630 in words is "twenty-five million, two hundred forty thousand, six hundred thirty".