453878856 has 128 divisors (see below), whose sum is σ = 1317254400. Its totient is φ = 144668160.

The previous prime is 453878819. The next prime is 453878861. The reversal of 453878856 is 658878354.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 468885 + ... + 469851.

It is an arithmetic number, because the mean of its divisors is an integer number (10291050).

Almost surely, 2^453878856 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 453878856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (658627200).

453878856 is an abundant number, since it is smaller than the sum of its proper divisors (863375544).

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

453878856 is a wasteful number, since it uses less digits than its factorization.

453878856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076 (or 1066 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 54.

The square root of 453878856 is about 21304.4327781802. The cubic root of 453878856 is about 768.5049169960.

It can be divided in two parts, 45387 and 8856, that multiplied together give a cube (401947272 = 738³).

The spelling of 453878856 in words is "four hundred fifty-three million, eight hundred seventy-eight thousand, eight hundred fifty-six".