25429316 has 12 divisors (see below), whose sum is σ = 48546960. Its totient is φ = 11558760.

The previous prime is 25429309. The next prime is 25429343. The reversal of 25429316 is 61392452.

It is a happy number.

It is a super-2 number, since 2×25429316² = 1293300224455712, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288926 + ... + 289013.

It is an arithmetic number, because the mean of its divisors is an integer number (4045580).

Almost surely, 2^25429316 is an apocalyptic number.

It is an amenable number.

25429316 is a deficient number, since it is larger than the sum of its proper divisors (23117644).

25429316 is a wasteful number, since it uses less digits than its factorization.

25429316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577954 (or 577952 counting only the distinct ones).

The product of its digits is 12960, while the sum is 32.

The square root of 25429316 is about 5042.7488535520. The cubic root of 25429316 is about 294.0660533092.

The spelling of 25429316 in words is "twenty-five million, four hundred twenty-nine thousand, three hundred sixteen".