25297963 has 8 divisors (see below), whose sum is σ = 25578000. Its totient is φ = 25019808.

The previous prime is 25297957. The next prime is 25297967. The reversal of 25297963 is 36979252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25297963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25297967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60168 + ... + 60586.

It is an arithmetic number, because the mean of its divisors is an integer number (3197250).

Almost surely, 2^25297963 is an apocalyptic number.

25297963 is a deficient number, since it is larger than the sum of its proper divisors (280037).

25297963 is a wasteful number, since it uses less digits than its factorization.

25297963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941.

The product of its digits is 204120, while the sum is 43.

The square root of 25297963 is about 5029.7080432168. The cubic root of 25297963 is about 293.5588544912.

The spelling of 25297963 in words is "twenty-five million, two hundred ninety-seven thousand, nine hundred sixty-three".