809483379 has 4 divisors (see below), whose sum is σ = 1079311176. Its totient is φ = 539655584.

The previous prime is 809483371. The next prime is 809483383. The reversal of 809483379 is 973384908.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 809483379 - 2³ = 809483371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (809483371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134913894 + ... + 134913899.

It is an arithmetic number, because the mean of its divisors is an integer number (269827794).

Almost surely, 2^809483379 is an apocalyptic number.

809483379 is a deficient number, since it is larger than the sum of its proper divisors (269827797).

809483379 is a wasteful number, since it uses less digits than its factorization.

809483379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269827796.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The square root of 809483379 is about 28451.4213880432. The cubic root of 809483379 is about 931.9715291978.

The spelling of 809483379 in words is "eight hundred nine million, four hundred eighty-three thousand, three hundred seventy-nine".