26402896 has 40 divisors (see below), whose sum is σ = 57496320. Its totient is φ = 11654016.

The previous prime is 26402869. The next prime is 26402899. The reversal of 26402896 is 69820462.

It is a super-2 number, since 2×26402896² = 1394225834373632, which contains 22 as substring.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26402899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2025 + ... + 7543.

It is an arithmetic number, because the mean of its divisors is an integer number (1437408).

Almost surely, 2^26402896 is an apocalyptic number.

26402896 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26402896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28748160).

26402896 is an abundant number, since it is smaller than the sum of its proper divisors (31093424).

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

26402896 is a wasteful number, since it uses less digits than its factorization.

26402896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563 (or 5557 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 26402896 is about 5138.3748403557. The cubic root of 26402896 is about 297.7719980232.

The spelling of 26402896 in words is "twenty-six million, four hundred two thousand, eight hundred ninety-six".