25672667 has 8 divisors (see below), whose sum is σ = 27167760. Its totient is φ = 24192000.

The previous prime is 25672657. The next prime is 25672693. The reversal of 25672667 is 76627652.

It is a happy number.

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 25672667 - 2²⁰ = 24624091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25672657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167 + ... + 7167.

It is an arithmetic number, because the mean of its divisors is an integer number (3395970).

Almost surely, 2^25672667 is an apocalyptic number.

25672667 is a deficient number, since it is larger than the sum of its proper divisors (1495093).

25672667 is a wasteful number, since it uses less digits than its factorization.

25672667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7213.

The product of its digits is 211680, while the sum is 41.

The square root of 25672667 is about 5066.8202060069. The cubic root of 25672667 is about 295.0011184483.

The spelling of 25672667 in words is "twenty-five million, six hundred seventy-two thousand, six hundred sixty-seven".