802789934 has 4 divisors (see below), whose sum is σ = 1204184904. Its totient is φ = 401394966.

The previous prime is 802789921. The next prime is 802789937. The reversal of 802789934 is 439987208.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802789937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200697482 + ... + 200697485.

It is an arithmetic number, because the mean of its divisors is an integer number (301046226).

Almost surely, 2^802789934 is an apocalyptic number.

802789934 is a deficient number, since it is larger than the sum of its proper divisors (401394970).

802789934 is a wasteful number, since it uses less digits than its factorization.

802789934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401394969.

The product of its (nonzero) digits is 870912, while the sum is 50.

The square root of 802789934 is about 28333.5478540899. The cubic root of 802789934 is about 929.3956585474.

The spelling of 802789934 in words is "eight hundred two million, seven hundred eighty-nine thousand, nine hundred thirty-four".