861701106 has 16 divisors (see below), whose sum is σ = 1969602624. Its totient is φ = 246200304.

The previous prime is 861701089. The next prime is 861701107. The reversal of 861701106 is 601107168.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (861701107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10258305 + ... + 10258388.

It is an arithmetic number, because the mean of its divisors is an integer number (123100164).

Almost surely, 2^861701106 is an apocalyptic number.

861701106 is an abundant number, since it is smaller than the sum of its proper divisors (1107901518).

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

861701106 is a wasteful number, since it uses less digits than its factorization.

861701106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20516705.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 861701106 is about 29354.7458854612. The cubic root of 861701106 is about 951.5951431831.

The spelling of 861701106 in words is "eight hundred sixty-one million, seven hundred one thousand, one hundred six".