26312412 has 72 divisors (see below), whose sum is σ = 72515856. Its totient is φ = 7402752.

The previous prime is 26312401. The next prime is 26312423. The reversal of 26312412 is 21421362.

26312412 = 564² + 565² + ... + 636².

It is an interprime number because it is at equal distance from previous prime (26312401) and next prime (26312423).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42618 + ... + 43230.

Almost surely, 2^26312412 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 26312412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36257928).

26312412 is an abundant number, since it is smaller than the sum of its proper divisors (46203444).

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

26312412 is a wasteful number, since it uses less digits than its factorization.

26312412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707 (or 698 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 26312412 is about 5129.5625544485. The cubic root of 26312412 is about 297.4314490267.

Adding to 26312412 its reverse (21421362), we get a palindrome (47733774).

The spelling of 26312412 in words is "twenty-six million, three hundred twelve thousand, four hundred twelve".