26974464 has 144 divisors (see below), whose sum is σ = 81629184. Its totient is φ = 7833600.

The previous prime is 26974457. The next prime is 26974483. The reversal of 26974464 is 46447962.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261837 + ... + 261939.

Almost surely, 2^26974464 is an apocalyptic number.

26974464 is a gapful number since it is divisible by the number (24) 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 26974464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40814592).

26974464 is an abundant number, since it is smaller than the sum of its proper divisors (54654720).

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

26974464 is a wasteful number, since it uses less digits than its factorization.

26974464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 150 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 26974464 is about 5193.6946386941. The cubic root of 26974464 is about 299.9053923900.

The spelling of 26974464 in words is "twenty-six million, nine hundred seventy-four thousand, four hundred sixty-four".