800997347 has 4 divisors (see below), whose sum is σ = 848114856. Its totient is φ = 753879840.

The previous prime is 800997341. The next prime is 800997389. The reversal of 800997347 is 743799008.

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 800997347 - 2⁴ = 800997331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (800997341) 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, 23558729 + ... + 23558762.

It is an arithmetic number, because the mean of its divisors is an integer number (212028714).

Almost surely, 2^800997347 is an apocalyptic number.

800997347 is a deficient number, since it is larger than the sum of its proper divisors (47117509).

800997347 is a wasteful number, since it uses less digits than its factorization.

800997347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47117508.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 800997347 is about 28301.8965265581. The cubic root of 800997347 is about 928.7033794128.

The spelling of 800997347 in words is "eight hundred million, nine hundred ninety-seven thousand, three hundred forty-seven".