25294516 has 12 divisors (see below), whose sum is σ = 47670532. Its totient is φ = 11674368.

The previous prime is 25294483. The next prime is 25294517. The reversal of 25294516 is 61549252.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14470416 + 10824100 = 3804^2 + 3290^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25294517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243165 + ... + 243268.

Almost surely, 2^25294516 is an apocalyptic number.

25294516 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

25294516 is a deficient number, since it is larger than the sum of its proper divisors (22376016).

25294516 is a wasteful number, since it uses less digits than its factorization.

25294516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486450 (or 486448 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 25294516 is about 5029.3653675190. The cubic root of 25294516 is about 293.5455208309.

The spelling of 25294516 in words is "twenty-five million, two hundred ninety-four thousand, five hundred sixteen".