26394480 has 120 divisors (see below), whose sum is σ = 101323872. Its totient is φ = 6031872.

The previous prime is 26394479. The next prime is 26394491. The reversal of 26394480 is 8449362.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

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

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, 2422 + ... + 7658.

Almost surely, 2^26394480 is an apocalyptic number.

26394480 is a gapful number since it is divisible by the number (20) 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 26394480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50661936).

26394480 is an abundant number, since it is smaller than the sum of its proper divisors (74929392).

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

26394480 is a wasteful number, since it uses less digits than its factorization.

26394480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5263 (or 5254 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 26394480 is about 5137.5558391126. Note that the first 3 decimals coincide. The cubic root of 26394480 is about 297.7403560971.

The spelling of 26394480 in words is "twenty-six million, three hundred ninety-four thousand, four hundred eighty".