25372478 has 16 divisors (see below), whose sum is σ = 39443760. Its totient is φ = 12232896.

The previous prime is 25372463. The next prime is 25372493. The reversal of 25372478 is 87427352.

It is an interprime number because it is at equal distance from previous prime (25372463) and next prime (25372493).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4226 + ... + 8282.

It is an arithmetic number, because the mean of its divisors is an integer number (2465235).

Almost surely, 2^25372478 is an apocalyptic number.

25372478 is a deficient number, since it is larger than the sum of its proper divisors (14071282).

25372478 is a wasteful number, since it uses less digits than its factorization.

25372478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171.

The product of its digits is 94080, while the sum is 38.

The square root of 25372478 is about 5037.1100841653. The cubic root of 25372478 is about 293.8467972531.

The spelling of 25372478 in words is "twenty-five million, three hundred seventy-two thousand, four hundred seventy-eight".