809298324 has 48 divisors (see below), whose sum is σ = 2109219840. Its totient is φ = 268346880.

The previous prime is 809298323. The next prime is 809298337. The reversal of 809298324 is 423892908.

It is a self number, because there is not a number n which added to its sum of digits gives 809298324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (809298323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1012 + ... + 40244.

It is an arithmetic number, because the mean of its divisors is an integer number (43942080).

Almost surely, 2^809298324 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 809298324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1054609920).

809298324 is an abundant number, since it is smaller than the sum of its proper divisors (1299921516).

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

809298324 is a wasteful number, since it uses less digits than its factorization.

809298324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39437 (or 39429 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 809298324 is about 28448.1690799250. The cubic root of 809298324 is about 931.9005048301.

It can be divided in two parts, 80929 and 8324, that added together give a triangular number (89253 = T₄₂₂).

The spelling of 809298324 in words is "eight hundred nine million, two hundred ninety-eight thousand, three hundred twenty-four".