272455452 has 18 divisors (see below), whose sum is σ = 688706928. Its totient is φ = 90818472.

The previous prime is 272455441. The next prime is 272455489. The reversal of 272455452 is 254554272.

272455452 is a `hidden beast` number, since 2 + 72 + 45 + 545 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 7568207 = 272455452 / (2 + 7 + 2 + 4 + 5 + 5 + 4 + 5 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3784068 + ... + 3784139.

It is an arithmetic number, because the mean of its divisors is an integer number (38261496).

Almost surely, 2^272455452 is an apocalyptic number.

It is an amenable number.

272455452 is an abundant number, since it is smaller than the sum of its proper divisors (416251476).

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

272455452 is a wasteful number, since it uses less digits than its factorization.

272455452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7568217 (or 7568212 counting only the distinct ones).

The product of its digits is 112000, while the sum is 36.

The square root of 272455452 is about 16506.2246440547. The cubic root of 272455452 is about 648.2837977293.

The spelling of 272455452 in words is "two hundred seventy-two million, four hundred fifty-five thousand, four hundred fifty-two".