986376138 has 32 divisors (see below), whose sum is σ = 2153753280. Its totient is φ = 298671360.

The previous prime is 986376133. The next prime is 986376187. The reversal of 986376138 is 831673689.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (986376133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93256 + ... + 103292.

It is an arithmetic number, because the mean of its divisors is an integer number (67304790).

Almost surely, 2^986376138 is an apocalyptic number.

986376138 is an abundant number, since it is smaller than the sum of its proper divisors (1167377142).

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

986376138 is a wasteful number, since it uses less digits than its factorization.

986376138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11542.

The product of its digits is 1306368, while the sum is 51.

The square root of 986376138 is about 31406.6257022304. The cubic root of 986376138 is about 995.4379318502.

The spelling of 986376138 in words is "nine hundred eighty-six million, three hundred seventy-six thousand, one hundred thirty-eight".