25251010 has 32 divisors (see below), whose sum is σ = 47941632. Its totient is φ = 9556800.

The previous prime is 25250999. The next prime is 25251013. The reversal of 25251010 is 1015252.

It is a super-2 number, since 2×25251010² = 1275227012040200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25251013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22687 + ... + 23773.

It is an arithmetic number, because the mean of its divisors is an integer number (1498176).

Almost surely, 2^25251010 is an apocalyptic number.

25251010 is a deficient number, since it is larger than the sum of its proper divisors (22690622).

25251010 is a wasteful number, since it uses less digits than its factorization.

25251010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 25251010 is about 5025.0383083117. The cubic root of 25251010 is about 293.3771270128.

Adding to 25251010 its reverse (1015252), we get a palindrome (26266262).

The spelling of 25251010 in words is "twenty-five million, two hundred fifty-one thousand, ten".