25201396 has 18 divisors (see below), whose sum is σ = 48477170. Its totient is φ = 11454960.

The previous prime is 25201369. The next prime is 25201409. The reversal of 25201396 is 69310252.

It can be written as a sum of positive squares in only one way, i.e., 24502500 + 698896 = 4950^2 + 836^2 .

It is a super-2 number, since 2×25201396² = 1270220720697632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25551 + ... + 26518.

Almost surely, 2^25201396 is an apocalyptic number.

It is an amenable number.

25201396 is a deficient number, since it is larger than the sum of its proper divisors (23275774).

25201396 is a wasteful number, since it uses less digits than its factorization.

25201396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52095 (or 52082 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 25201396 is about 5020.0992022071. The cubic root of 25201396 is about 293.1848554125.

It can be divided in two parts, 2520 and 1396, that added together give a triangular number (3916 = T₈₈).

The spelling of 25201396 in words is "twenty-five million, two hundred one thousand, three hundred ninety-six".