25317063 has 32 divisors (see below), whose sum is σ = 41817600. Its totient is φ = 15043968.

The previous prime is 25317059. The next prime is 25317073. The reversal of 25317063 is 36071352.

It is a happy number.

25317063 is a `hidden beast` number, since 2 + 531 + 70 + 63 = 666.

It is not a de Polignac number, because 25317063 - 2² = 25317059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25317023) 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, 7270 + ... + 10172.

It is an arithmetic number, because the mean of its divisors is an integer number (1306800).

Almost surely, 2^25317063 is an apocalyptic number.

25317063 is a deficient number, since it is larger than the sum of its proper divisors (16500537).

25317063 is a wasteful number, since it uses less digits than its factorization.

25317063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948 (or 2942 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 25317063 is about 5031.6064035256. The cubic root of 25317063 is about 293.6327150311.

The spelling of 25317063 in words is "twenty-five million, three hundred seventeen thousand, sixty-three".