825998376 has 64 divisors (see below), whose sum is σ = 2368529280. Its totient is φ = 235146240.

The previous prime is 825998357. The next prime is 825998389. The reversal of 825998376 is 673899528.

825998376 = 2660² + 2661² + ... + 2771².

825998376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 38460 + ... + 55956.

It is an arithmetic number, because the mean of its divisors is an integer number (37008270).

Almost surely, 2^825998376 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 825998376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1184264640).

825998376 is an abundant number, since it is smaller than the sum of its proper divisors (1542530904).

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

825998376 is a wasteful number, since it uses less digits than its factorization.

825998376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17794 (or 17790 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 57.

The square root of 825998376 is about 28740.1874732925. The cubic root of 825998376 is about 938.2669047077.

The spelling of 825998376 in words is "eight hundred twenty-five million, nine hundred ninety-eight thousand, three hundred seventy-six".