25933967 has 4 divisors (see below), whose sum is σ = 26359176. Its totient is φ = 25508760.

The previous prime is 25933961. The next prime is 25933969. The reversal of 25933967 is 76933952.

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 25933967 - 2⁴ = 25933951 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 (25933961) 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, 212513 + ... + 212634.

It is an arithmetic number, because the mean of its divisors is an integer number (6589794).

Almost surely, 2^25933967 is an apocalyptic number.

25933967 is a deficient number, since it is larger than the sum of its proper divisors (425209).

25933967 is an equidigital number, since it uses as much as digits as its factorization.

25933967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425208.

The product of its digits is 306180, while the sum is 44.

The square root of 25933967 is about 5092.5403287554. The cubic root of 25933967 is about 295.9985961402.

The spelling of 25933967 in words is "twenty-five million, nine hundred thirty-three thousand, nine hundred sixty-seven".