25341216 has 72 divisors (see below), whose sum is σ = 69678000. Its totient is φ = 8063616.

The previous prime is 25341191. The next prime is 25341221. The reversal of 25341216 is 61214352.

25341216 = 1674² + 1675² + ... + 1682².

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50535 + ... + 51033.

It is an arithmetic number, because the mean of its divisors is an integer number (967750).

Almost surely, 2^25341216 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 25341216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34839000).

25341216 is an abundant number, since it is smaller than the sum of its proper divisors (44336784).

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

25341216 is a wasteful number, since it uses less digits than its factorization.

25341216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 527 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 25341216 is about 5034.0059594720. The cubic root of 25341216 is about 293.7260625733.

Adding to 25341216 its reverse (61214352), we get a palindrome (86555568).

The spelling of 25341216 in words is "twenty-five million, three hundred forty-one thousand, two hundred sixteen".