25380416 has 28 divisors (see below), whose sum is σ = 50615088. Its totient is φ = 12627072.

The previous prime is 25380403. The next prime is 25380437. The reversal of 25380416 is 61408352.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13655 + ... + 15401.

Almost surely, 2^25380416 is an apocalyptic number.

It is an amenable number.

25380416 is a deficient number, since it is larger than the sum of its proper divisors (25234672).

25380416 is a wasteful number, since it uses less digits than its factorization.

25380416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1986 (or 1976 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 25380416 is about 5037.8979743540. The cubic root of 25380416 is about 293.8774382317.

Adding to 25380416 its reverse (61408352), we get a palindrome (86788768).

The spelling of 25380416 in words is "twenty-five million, three hundred eighty thousand, four hundred sixteen".