25534867 has 8 divisors (see below), whose sum is σ = 27364176. Its totient is φ = 23741952.

The previous prime is 25534849. The next prime is 25534897. The reversal of 25534867 is 76843552.

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 25534867 - 2⁷ = 25534739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25534897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7638 + ... + 10459.

It is an arithmetic number, because the mean of its divisors is an integer number (3420522).

Almost surely, 2^25534867 is an apocalyptic number.

25534867 is a deficient number, since it is larger than the sum of its proper divisors (1829309).

25534867 is a wasteful number, since it uses less digits than its factorization.

25534867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18197.

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

The square root of 25534867 is about 5053.2036372978. The cubic root of 25534867 is about 294.4723575874.

The spelling of 25534867 in words is "twenty-five million, five hundred thirty-four thousand, eight hundred sixty-seven".