861046322 has 16 divisors (see below), whose sum is σ = 1306573632. Its totient is φ = 425550960.

The previous prime is 861046309. The next prime is 861046343. The reversal of 861046322 is 223640168.

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 in 7 ways as a sum of consecutive naturals, for example, 53333 + ... + 67575.

It is an arithmetic number, because the mean of its divisors is an integer number (81660852).

Almost surely, 2^861046322 is an apocalyptic number.

861046322 is a deficient number, since it is larger than the sum of its proper divisors (445527310).

861046322 is a wasteful number, since it uses less digits than its factorization.

861046322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14593.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 861046322 is about 29343.5908163946. The cubic root of 861046322 is about 951.3540514017.

The spelling of 861046322 in words is "eight hundred sixty-one million, forty-six thousand, three hundred twenty-two".