818525376 has 84 divisors (see below), whose sum is σ = 2350416432. Its totient is φ = 272346624.

The previous prime is 818525371. The next prime is 818525381. The reversal of 818525376 is 673525818.

It is an interprime number because it is at equal distance from previous prime (818525371) and next prime (818525381).

It is not an unprimeable number, because it can be changed into a prime (818525371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 458181 + ... + 459963.

It is an arithmetic number, because the mean of its divisors is an integer number (27981148).

Almost surely, 2^818525376 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 818525376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1175208216).

818525376 is an abundant number, since it is smaller than the sum of its proper divisors (1531891056).

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

818525376 is a wasteful number, since it uses less digits than its factorization.

818525376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598 (or 2585 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 818525376 is about 28609.8824883990. The cubic root of 818525376 is about 935.4287550975.

The spelling of 818525376 in words is "eight hundred eighteen million, five hundred twenty-five thousand, three hundred seventy-six".