25233136 has 10 divisors (see below), whose sum is σ = 48889232. Its totient is φ = 12616560.

The previous prime is 25233127. The next prime is 25233137. The reversal of 25233136 is 63133252.

It is a happy number.

It is a super-2 number, since 2×25233136² = 1273422304788992, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25233136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25233137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 788520 + ... + 788551.

Almost surely, 2^25233136 is an apocalyptic number.

It is an amenable number.

25233136 is a deficient number, since it is larger than the sum of its proper divisors (23656096).

25233136 is a wasteful number, since it uses less digits than its factorization.

25233136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577079 (or 1577073 counting only the distinct ones).

The product of its digits is 3240, while the sum is 25.

The square root of 25233136 is about 5023.2594995680. The cubic root of 25233136 is about 293.3078880591.

Adding to 25233136 its reverse (63133252), we get a palindrome (88366388).

The spelling of 25233136 in words is "twenty-five million, two hundred thirty-three thousand, one hundred thirty-six".