850291930 has 16 divisors (see below), whose sum is σ = 1532643840. Its totient is φ = 339646032.

The previous prime is 850291921. The next prime is 850291943. The reversal of 850291930 is 39192058.

It is a self number, because there is not a number n which added to its sum of digits gives 850291930.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51210 + ... + 65749.

It is an arithmetic number, because the mean of its divisors is an integer number (95790240).

Almost surely, 2^850291930 is an apocalyptic number.

850291930 is a deficient number, since it is larger than the sum of its proper divisors (682351910).

850291930 is a wasteful number, since it uses less digits than its factorization.

850291930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117693.

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 850291930 is about 29159.7656026244. The cubic root of 850291930 is about 947.3766702698.

The spelling of 850291930 in words is "eight hundred fifty million, two hundred ninety-one thousand, nine hundred thirty".