986986974 has 32 divisors (see below), whose sum is σ = 2016760320. Its totient is φ = 321939072.

The previous prime is 986986963. The next prime is 986986991. The reversal of 986986974 is 479689689.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44349 + ... + 62775.

It is an arithmetic number, because the mean of its divisors is an integer number (63023760).

Almost surely, 2^986986974 is an apocalyptic number.

986986974 is an abundant number, since it is smaller than the sum of its proper divisors (1029773346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

986986974 is a wasteful number, since it uses less digits than its factorization.

986986974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18624.

The product of its digits is 47029248, while the sum is 66.

The square root of 986986974 is about 31416.3488330519. The cubic root of 986986974 is about 995.6433720226.

The spelling of 986986974 in words is "nine hundred eighty-six million, nine hundred eighty-six thousand, nine hundred seventy-four".