25370867 has 2 divisors, whose sum is σ = 25370868. Its totient is φ = 25370866.

The previous prime is 25370831. The next prime is 25370879. The reversal of 25370867 is 76807352.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25370867 - 2¹⁰ = 25369843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25370867.

It is not a weakly prime, because it can be changed into another prime (25370827) 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 as a sum of consecutive naturals, namely, 12685433 + 12685434.

It is an arithmetic number, because the mean of its divisors is an integer number (12685434).

Almost surely, 2^25370867 is an apocalyptic number.

25370867 is a deficient number, since it is larger than the sum of its proper divisors (1).

25370867 is an equidigital number, since it uses as much as digits as its factorization.

25370867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 25370867 is about 5036.9501685047. The cubic root of 25370867 is about 293.8405779524.

The spelling of 25370867 in words is "twenty-five million, three hundred seventy thousand, eight hundred sixty-seven".