270408456 has 96 divisors (see below), whose sum is σ = 799562400. Its totient is φ = 85380480.

The previous prime is 270408451. The next prime is 270408473. The reversal of 270408456 is 654804072.

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

It is a self number, because there is not a number n which added to its sum of digits gives 270408456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270408451) 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, 33276 + ... + 40596.

It is an arithmetic number, because the mean of its divisors is an integer number (8328775).

Almost surely, 2^270408456 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 270408456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (399781200).

270408456 is an abundant number, since it is smaller than the sum of its proper divisors (529153944).

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

270408456 is a wasteful number, since it uses less digits than its factorization.

270408456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7361 (or 7345 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 270408456 is about 16444.1009483644. The cubic root of 270408456 is about 646.6561656754.

The spelling of 270408456 in words is "two hundred seventy million, four hundred eight thousand, four hundred fifty-six".