25047254 has 4 divisors (see below), whose sum is σ = 37570884. Its totient is φ = 12523626.

The previous prime is 25047247. The next prime is 25047259. The reversal of 25047254 is 45274052.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25047259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6261812 + ... + 6261815.

It is an arithmetic number, because the mean of its divisors is an integer number (9392721).

Almost surely, 2^25047254 is an apocalyptic number.

25047254 is a deficient number, since it is larger than the sum of its proper divisors (12523630).

25047254 is a wasteful number, since it uses less digits than its factorization.

25047254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12523629.

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 25047254 is about 5004.7231691673. The cubic root of 25047254 is about 292.5858865814.

The spelling of 25047254 in words is "twenty-five million, forty-seven thousand, two hundred fifty-four".