26550464 has 56 divisors (see below), whose sum is σ = 58265568. Its totient is φ = 11939840.

The previous prime is 26550449. The next prime is 26550473. The reversal of 26550464 is 46405562.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 26550464.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24494 + ... + 25554.

Almost surely, 2^26550464 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 26550464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29132784).

26550464 is an abundant number, since it is smaller than the sum of its proper divisors (31715104).

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

26550464 is a wasteful number, since it uses less digits than its factorization.

26550464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113 (or 1103 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 26550464 is about 5152.7142362060. The cubic root of 26550464 is about 298.3257252480.

The spelling of 26550464 in words is "twenty-six million, five hundred fifty thousand, four hundred sixty-four".