25917234 has 16 divisors (see below), whose sum is σ = 59239488. Its totient is φ = 7404912.

The previous prime is 25917233. The next prime is 25917259. The reversal of 25917234 is 43271952.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25917195 and 25917204.

It is not an unprimeable number, because it can be changed into a prime (25917233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308497 + ... + 308580.

It is an arithmetic number, because the mean of its divisors is an integer number (3702468).

Almost surely, 2^25917234 is an apocalyptic number.

25917234 is an abundant number, since it is smaller than the sum of its proper divisors (33322254).

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

25917234 is a wasteful number, since it uses less digits than its factorization.

25917234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617089.

The product of its digits is 15120, while the sum is 33.

The square root of 25917234 is about 5090.8971704406. The cubic root of 25917234 is about 295.9349214733.

The spelling of 25917234 in words is "twenty-five million, nine hundred seventeen thousand, two hundred thirty-four".