850430884 has 6 divisors (see below), whose sum is σ = 1488254054. Its totient is φ = 425215440.

The previous prime is 850430873. The next prime is 850430953. The reversal of 850430884 is 488034058.

It can be written as a sum of positive squares in only one way, i.e., 539261284 + 311169600 = 23222^2 + 17640^2 .

It is a super-2 number, since 2×850430884² = 1446465376922042912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106303857 + ... + 106303864.

Almost surely, 2^850430884 is an apocalyptic number.

It is an amenable number.

850430884 is a deficient number, since it is larger than the sum of its proper divisors (637823170).

850430884 is a wasteful number, since it uses less digits than its factorization.

850430884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212607725 (or 212607723 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 40.

The square root of 850430884 is about 29162.1481376115. The cubic root of 850430884 is about 947.4282739614.

The spelling of 850430884 in words is "eight hundred fifty million, four hundred thirty thousand, eight hundred eighty-four".