25364390 has 16 divisors (see below), whose sum is σ = 45749232. Its totient is φ = 10125024.

The previous prime is 25364387. The next prime is 25364393. The reversal of 25364390 is 9346352.

It is an interprime number because it is at equal distance from previous prime (25364387) and next prime (25364393).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25364393) 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, 3152 + ... + 7788.

It is an arithmetic number, because the mean of its divisors is an integer number (2859327).

Almost surely, 2^25364390 is an apocalyptic number.

25364390 is a deficient number, since it is larger than the sum of its proper divisors (20384842).

25364390 is a wasteful number, since it uses less digits than its factorization.

25364390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5191.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 25364390 is about 5036.3071788762. The cubic root of 25364390 is about 293.8155706950.

The spelling of 25364390 in words is "twenty-five million, three hundred sixty-four thousand, three hundred ninety".