452816826 has 64 divisors (see below), whose sum is σ = 1136056320. Its totient is φ = 116890560.

The previous prime is 452816821. The next prime is 452816843. The reversal of 452816826 is 628618254.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (452816821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74220 + ... + 80088.

It is an arithmetic number, because the mean of its divisors is an integer number (17750880).

Almost surely, 2^452816826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 452816826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (568028160).

452816826 is an abundant number, since it is smaller than the sum of its proper divisors (683239494).

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

452816826 is a wasteful number, since it uses less digits than its factorization.

452816826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6059.

The product of its digits is 184320, while the sum is 42.

The square root of 452816826 is about 21279.4930860676. The cubic root of 452816826 is about 767.9050412922.

The spelling of 452816826 in words is "four hundred fifty-two million, eight hundred sixteen thousand, eight hundred twenty-six".