800783397 has 12 divisors (see below), whose sum is σ = 1173952000. Its totient is φ = 525887208.

The previous prime is 800783383. The next prime is 800783429. The reversal of 800783397 is 793387008.

It is not a de Polignac number, because 800783397 - 2⁴ = 800783381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (800783297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 663397 + ... + 664602.

Almost surely, 2^800783397 is an apocalyptic number.

It is an amenable number.

800783397 is a deficient number, since it is larger than the sum of its proper divisors (373168603).

800783397 is a wasteful number, since it uses less digits than its factorization.

800783397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328072 (or 1328069 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 800783397 is about 28298.1164920918. The cubic root of 800783397 is about 928.6206850975.

The spelling of 800783397 in words is "eight hundred million, seven hundred eighty-three thousand, three hundred ninety-seven".