25360398 has 64 divisors (see below), whose sum is σ = 67230720. Its totient is φ = 6928416.

The previous prime is 25360381. The next prime is 25360403. The reversal of 25360398 is 89306352.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7236 + ... + 10152.

It is an arithmetic number, because the mean of its divisors is an integer number (1050480).

Almost surely, 2^25360398 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25360398, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33615360).

25360398 is an abundant number, since it is smaller than the sum of its proper divisors (41870322).

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

25360398 is a wasteful number, since it uses less digits than its factorization.

25360398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2958 (or 2952 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 25360398 is about 5035.9108411488. The cubic root of 25360398 is about 293.8001557333.

The spelling of 25360398 in words is "twenty-five million, three hundred sixty thousand, three hundred ninety-eight".