25135026 has 32 divisors (see below), whose sum is σ = 57646080. Its totient is φ = 7157136.

The previous prime is 25134943. The next prime is 25135031. The reversal of 25135026 is 62053152.

It is a junction number, because it is equal to n+sod(n) for n = 25134987 and 25135005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14245 + ... + 15911.

It is an arithmetic number, because the mean of its divisors is an integer number (1801440).

Almost surely, 2^25135026 is an apocalyptic number.

25135026 is an abundant number, since it is smaller than the sum of its proper divisors (32511054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25135026 is a wasteful number, since it uses less digits than its factorization.

25135026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 25135026 is about 5013.4844170497. The cubic root of 25135026 is about 292.9272534670.

Adding to 25135026 its reverse (62053152), we get a palindrome (87188178).

The spelling of 25135026 in words is "twenty-five million, one hundred thirty-five thousand, twenty-six".