25532463 has 32 divisors (see below), whose sum is σ = 38610432. Its totient is φ = 14873600.

The previous prime is 25532459. The next prime is 25532471. The reversal of 25532463 is 36423552.

It is a cyclic number.

It is not a de Polignac number, because 25532463 - 2² = 25532459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25532463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25532413) 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, 152806 + ... + 152972.

It is an arithmetic number, because the mean of its divisors is an integer number (1206576).

Almost surely, 2^25532463 is an apocalyptic number.

25532463 is a deficient number, since it is larger than the sum of its proper divisors (13077969).

25532463 is a wasteful number, since it uses less digits than its factorization.

25532463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335.

The product of its digits is 21600, while the sum is 30.

The square root of 25532463 is about 5052.9657627971. The cubic root of 25532463 is about 294.4631161873.

The spelling of 25532463 in words is "twenty-five million, five hundred thirty-two thousand, four hundred sixty-three".