25873465 has 8 divisors (see below), whose sum is σ = 31485888. Its totient is φ = 20406960.

The previous prime is 25873451. The next prime is 25873493. The reversal of 25873465 is 56437852.

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

It is a de Polignac number, because none of the positive numbers 2^k-25873465 is a prime.

It is a super-2 number, since 2×25873465² = 1338872382212450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36087 + ... + 36796.

It is an arithmetic number, because the mean of its divisors is an integer number (3935736).

Almost surely, 2^25873465 is an apocalyptic number.

It is an amenable number.

25873465 is a deficient number, since it is larger than the sum of its proper divisors (5612423).

25873465 is an equidigital number, since it uses as much as digits as its factorization.

25873465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72959.

The product of its digits is 201600, while the sum is 40.

The square root of 25873465 is about 5086.5966028377. The cubic root of 25873465 is about 295.7682360678.

The spelling of 25873465 in words is "twenty-five million, eight hundred seventy-three thousand, four hundred sixty-five".