455272648 has 64 divisors (see below), whose sum is σ = 933672960. Its totient is φ = 207277056.

The previous prime is 455272639. The next prime is 455272667. The reversal of 455272648 is 846272554.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 742390 + ... + 743002.

It is an arithmetic number, because the mean of its divisors is an integer number (14588640).

Almost surely, 2^455272648 is an apocalyptic number.

It is an amenable number.

455272648 is an abundant number, since it is smaller than the sum of its proper divisors (478400312).

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

455272648 is a wasteful number, since it uses less digits than its factorization.

455272648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 806 (or 802 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The square root of 455272648 is about 21337.1190182742. The cubic root of 455272648 is about 769.2907665141.

The spelling of 455272648 in words is "four hundred fifty-five million, two hundred seventy-two thousand, six hundred forty-eight".