25039463 has 8 divisors (see below), whose sum is σ = 25529616. Its totient is φ = 24552000.

The previous prime is 25039457. The next prime is 25039477. The reversal of 25039463 is 36493052.

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

It is a cyclic number.

It is not a de Polignac number, because 25039463 - 2¹⁰ = 25038439 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 (25009463) 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, 36320 + ... + 37002.

It is an arithmetic number, because the mean of its divisors is an integer number (3191202).

Almost surely, 2^25039463 is an apocalyptic number.

25039463 is a deficient number, since it is larger than the sum of its proper divisors (490153).

25039463 is an equidigital number, since it uses as much as digits as its factorization.

25039463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 25039463 is about 5003.9447438996. The cubic root of 25039463 is about 292.5555469543. Note that the first 4 decimals are identical.

The spelling of 25039463 in words is "twenty-five million, thirty-nine thousand, four hundred sixty-three".