454385844 has 72 divisors (see below), whose sum is σ = 1258508160. Its totient is φ = 137088000.

The previous prime is 454385837. The next prime is 454385873. The reversal of 454385844 is 448583454.

It is a self number, because there is not a number n which added to its sum of digits gives 454385844.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 92244 + ... + 97044.

It is an arithmetic number, because the mean of its divisors is an integer number (17479280).

Almost surely, 2^454385844 is an apocalyptic number.

454385844 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 454385844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629254080).

454385844 is an abundant number, since it is smaller than the sum of its proper divisors (804122316).

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

454385844 is a wasteful number, since it uses less digits than its factorization.

454385844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5061 (or 5056 counting only the distinct ones).

The product of its digits is 1228800, while the sum is 45.

The square root of 454385844 is about 21316.3281078144. The cubic root of 454385844 is about 768.7909535192.

The spelling of 454385844 in words is "four hundred fifty-four million, three hundred eighty-five thousand, eight hundred forty-four".