27296880 has 120 divisors (see below), whose sum is σ = 91766448. Its totient is φ = 6709248.

The previous prime is 27296869. The next prime is 27296887. The reversal of 27296880 is 8869272.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27296887) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40224 + ... + 40896.

Almost surely, 2^27296880 is an apocalyptic number.

27296880 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 27296880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45883224).

27296880 is an abundant number, since it is smaller than the sum of its proper divisors (64469568).

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

27296880 is a wasteful number, since it uses less digits than its factorization.

27296880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 27296880 is about 5224.6416145033. The cubic root of 27296880 is about 301.0955499201.

The spelling of 27296880 in words is "twenty-seven million, two hundred ninety-six thousand, eight hundred eighty".