25738016 has 12 divisors (see below), whose sum is σ = 50671782. Its totient is φ = 12868992.

The previous prime is 25737973. The next prime is 25738021. The reversal of 25738016 is 61083752.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15523600 + 10214416 = 3940^2 + 3196^2 .

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 804313 = 25738016 / (2 + 5 + 7 + 3 + 8 + 0 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 402125 + ... + 402188.

Almost surely, 2^25738016 is an apocalyptic number.

It is an amenable number.

25738016 is a deficient number, since it is larger than the sum of its proper divisors (24933766).

25738016 is an equidigital number, since it uses as much as digits as its factorization.

25738016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804323 (or 804315 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 25738016 is about 5073.2648265195. The cubic root of 25738016 is about 295.2512118514.

The spelling of 25738016 in words is "twenty-five million, seven hundred thirty-eight thousand, sixteen".