25495074 has 96 divisors (see below), whose sum is σ = 66044160. Its totient is φ = 7290000.

The previous prime is 25495049. The next prime is 25495081. The reversal of 25495074 is 47059452.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101449 + ... + 101699.

It is an arithmetic number, because the mean of its divisors is an integer number (687960).

Almost surely, 2^25495074 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25495074, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33022080).

25495074 is an abundant number, since it is smaller than the sum of its proper divisors (40549086).

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

25495074 is a wasteful number, since it uses less digits than its factorization.

25495074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 286 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 25495074 is about 5049.2646989438. The cubic root of 25495074 is about 294.3193115478.

The spelling of 25495074 in words is "twenty-five million, four hundred ninety-five thousand, seventy-four".