454672272 has 20 divisors (see below), whose sum is σ = 1174570160. Its totient is φ = 151557408.

The previous prime is 454672249. The next prime is 454672279. The reversal of 454672272 is 272276454.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 454672272.

It is not an unprimeable number, because it can be changed into a prime (454672279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4736122 + ... + 4736217.

It is an arithmetic number, because the mean of its divisors is an integer number (58728508).

Almost surely, 2^454672272 is an apocalyptic number.

It is an amenable number.

454672272 is an abundant number, since it is smaller than the sum of its proper divisors (719897888).

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

454672272 is a wasteful number, since it uses less digits than its factorization.

454672272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9472350 (or 9472344 counting only the distinct ones).

The product of its digits is 188160, while the sum is 39.

The square root of 454672272 is about 21323.0455610825. The cubic root of 454672272 is about 768.9524586989.

The spelling of 454672272 in words is "four hundred fifty-four million, six hundred seventy-two thousand, two hundred seventy-two".