26531496 has 64 divisors (see below), whose sum is σ = 74419200. Its totient is φ = 8757504.

The previous prime is 26531471. The next prime is 26531497. The reversal of 26531496 is 69413562.

It is a happy number.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (38880) is a multiple of the sum of its prime factors (1215).

It is a self number, because there is not a number n which added to its sum of digits gives 26531496.

It is not an unprimeable number, because it can be changed into a prime (26531497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23865 + ... + 24951.

It is an arithmetic number, because the mean of its divisors is an integer number (1162800).

Almost surely, 2^26531496 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 26531496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37209600).

26531496 is an abundant number, since it is smaller than the sum of its proper divisors (47887704).

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

26531496 is a wasteful number, since it uses less digits than its factorization.

26531496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215 (or 1205 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 26531496 is about 5150.8733240102. The cubic root of 26531496 is about 298.2546657187.

The spelling of 26531496 in words is "twenty-six million, five hundred thirty-one thousand, four hundred ninety-six".