25036416 has 96 divisors (see below), whose sum is σ = 73089120. Its totient is φ = 8225280.

The previous prime is 25036411. The next prime is 25036421. The reversal of 25036416 is 61463052.

It is an interprime number because it is at equal distance from previous prime (25036411) and next prime (25036421).

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×25036416² = 1253644252250112, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25036416.

It is not an unprimeable number, because it can be changed into a prime (25036411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 118551 + ... + 118761.

It is an arithmetic number, because the mean of its divisors is an integer number (761345).

Almost surely, 2^25036416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25036416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36544560).

25036416 is an abundant number, since it is smaller than the sum of its proper divisors (48052704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25036416 is a wasteful number, since it uses less digits than its factorization.

25036416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 25036416 is about 5003.6402748399. The cubic root of 25036416 is about 292.5436796483.

Adding to 25036416 its reverse (61463052), we get a palindrome (86499468).

It can be divided in two parts, 25036 and 416, that added together give a palindrome (25452).

The spelling of 25036416 in words is "twenty-five million, thirty-six thousand, four hundred sixteen".