25493346 has 64 divisors (see below), whose sum is σ = 59458560. Its totient is φ = 8087040.

The previous prime is 25493341. The next prime is 25493357. The reversal of 25493346 is 64339452.

It is a self number, because there is not a number n which added to its sum of digits gives 25493346.

It is not an unprimeable number, because it can be changed into a prime (25493341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162300 + ... + 162456.

It is an arithmetic number, because the mean of its divisors is an integer number (929040).

Almost surely, 2^25493346 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25493346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29729280).

25493346 is an abundant number, since it is smaller than the sum of its proper divisors (33965214).

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

25493346 is a wasteful number, since it uses less digits than its factorization.

25493346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 290 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 25493346 is about 5049.0935820204. The cubic root of 25493346 is about 294.3126619592.

The spelling of 25493346 in words is "twenty-five million, four hundred ninety-three thousand, three hundred forty-six".