986155942 has 16 divisors (see below), whose sum is σ = 1530000000. Its totient is φ = 476219520.

The previous prime is 986155939. The next prime is 986155997. The reversal of 986155942 is 249551689.

It is a congruent number.

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, 15934 + ... + 47182.

It is an arithmetic number, because the mean of its divisors is an integer number (95625000).

Almost surely, 2^986155942 is an apocalyptic number.

986155942 is a deficient number, since it is larger than the sum of its proper divisors (543844058).

986155942 is a wasteful number, since it uses less digits than its factorization.

986155942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31791.

The product of its digits is 777600, while the sum is 49.

The square root of 986155942 is about 31403.1199405409. The cubic root of 986155942 is about 995.3638533606.

The spelling of 986155942 in words is "nine hundred eighty-six million, one hundred fifty-five thousand, nine hundred forty-two".