25480699 has 4 divisors (see below), whose sum is σ = 25513864. Its totient is φ = 25447536.

The previous prime is 25480687. The next prime is 25480717. The reversal of 25480699 is 99608452.

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 25480699 - 2⁹ = 25480187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25480099) 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, 15402 + ... + 16975.

It is an arithmetic number, because the mean of its divisors is an integer number (6378466).

Almost surely, 2^25480699 is an apocalyptic number.

25480699 is a deficient number, since it is larger than the sum of its proper divisors (33165).

25480699 is an equidigital number, since it uses as much as digits as its factorization.

25480699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33164.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 25480699 is about 5047.8410236457. The cubic root of 25480699 is about 294.2639853631.

The spelling of 25480699 in words is "twenty-five million, four hundred eighty thousand, six hundred ninety-nine".