26415104 has 26 divisors (see below), whose sum is σ = 52831950. Its totient is φ = 13205504.

The previous prime is 26415089. The next prime is 26415133. The reversal of 26415104 is 40151462.

It can be written as a sum of positive squares in only one way, i.e., 26214400 + 200704 = 5120^2 + 448^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26415104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872 + ... + 7320.

Almost surely, 2^26415104 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 26415104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26415975).

26415104 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26415104 is an frugal number, since it uses more digits than its factorization.

26415104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6473 (or 6451 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 26415104 is about 5139.5626273059. The cubic root of 26415104 is about 297.8178849140.

Adding to 26415104 its reverse (40151462), we get a palindrome (66566566).

The spelling of 26415104 in words is "twenty-six million, four hundred fifteen thousand, one hundred four".