803504894 has 16 divisors (see below), whose sum is σ = 1219023216. Its totient is φ = 397176000.

The previous prime is 803504873. The next prime is 803504939. The reversal of 803504894 is 498405308.

It is a super-2 number, since 2×803504894² = 1291240229363902472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151109 + ... + 156335.

It is an arithmetic number, because the mean of its divisors is an integer number (76188951).

Almost surely, 2^803504894 is an apocalyptic number.

803504894 is a deficient number, since it is larger than the sum of its proper divisors (415518322).

803504894 is a wasteful number, since it uses less digits than its factorization.

803504894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6091.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 803504894 is about 28346.1618918682. The cubic root of 803504894 is about 929.6714814531.

The spelling of 803504894 in words is "eight hundred three million, five hundred four thousand, eight hundred ninety-four".