25416441 has 12 divisors (see below), whose sum is σ = 37978980. Its totient is φ = 16359840.

The previous prime is 25416439. The next prime is 25416451. The reversal of 25416441 is 14461452.

It can be written as a sum of positive squares in 2 ways, for example, as 17464041 + 7952400 = 4179^2 + 2820^2 .

It is not a de Polignac number, because 25416441 - 2¹ = 25416439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25416421) 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, 48430 + ... + 48951.

It is an arithmetic number, because the mean of its divisors is an integer number (3164915).

Almost surely, 2^25416441 is an apocalyptic number.

It is an amenable number.

25416441 is a deficient number, since it is larger than the sum of its proper divisors (12562539).

25416441 is a wasteful number, since it uses less digits than its factorization.

25416441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97416 (or 97413 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 25416441 is about 5041.4721064388. The cubic root of 25416441 is about 294.0164158542.

Adding to 25416441 its reverse (14461452), we get a palindrome (39877893).

The spelling of 25416441 in words is "twenty-five million, four hundred sixteen thousand, four hundred forty-one".