25349238 has 24 divisors (see below), whose sum is σ = 55081728. Its totient is φ = 8425392.

The previous prime is 25349213. The next prime is 25349239. The reversal of 25349238 is 83294352.

25349238 is a `hidden beast` number, since 2 + 534 + 92 + 38 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25349239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5056 + ... + 8732.

It is an arithmetic number, because the mean of its divisors is an integer number (2295072).

Almost surely, 2^25349238 is an apocalyptic number.

25349238 is an abundant number, since it is smaller than the sum of its proper divisors (29732490).

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

25349238 is a wasteful number, since it uses less digits than its factorization.

25349238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4068 (or 4065 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 25349238 is about 5034.8026773648. The cubic root of 25349238 is about 293.7570532183.

The spelling of 25349238 in words is "twenty-five million, three hundred forty-nine thousand, two hundred thirty-eight".