25264463 has 4 divisors (see below), whose sum is σ = 28873680. Its totient is φ = 21655248.

The previous prime is 25264441. The next prime is 25264469. The reversal of 25264463 is 36446252.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25264463 - 2⁶ = 25264399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25264469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1804598 + ... + 1804611.

It is an arithmetic number, because the mean of its divisors is an integer number (7218420).

Almost surely, 2^25264463 is an apocalyptic number.

25264463 is a deficient number, since it is larger than the sum of its proper divisors (3609217).

25264463 is an equidigital number, since it uses as much as digits as its factorization.

25264463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609216.

The product of its digits is 34560, while the sum is 32.

The square root of 25264463 is about 5026.3767268282. The cubic root of 25264463 is about 293.4292186821.

The spelling of 25264463 in words is "twenty-five million, two hundred sixty-four thousand, four hundred sixty-three".