455109928 has 64 divisors (see below), whose sum is σ = 1054690560. Its totient is φ = 179283456.

The previous prime is 455109917. The next prime is 455109971. The reversal of 455109928 is 829901554.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190276 + ... + 192652.

It is an arithmetic number, because the mean of its divisors is an integer number (16479540).

Almost surely, 2^455109928 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 455109928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (527345280).

455109928 is an abundant number, since it is smaller than the sum of its proper divisors (599580632).

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

455109928 is a wasteful number, since it uses less digits than its factorization.

455109928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2666 (or 2662 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 43.

The square root of 455109928 is about 21333.3056041486. The cubic root of 455109928 is about 769.1991042904.

The spelling of 455109928 in words is "four hundred fifty-five million, one hundred nine thousand, nine hundred twenty-eight".