4198986 has 32 divisors (see below), whose sum is σ = 10180800. Its totient is φ = 1272240.

The previous prime is 4198973. The next prime is 4199003. The reversal of 4198986 is 6898914.

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, 2941 + ... + 4128.

It is an arithmetic number, because the mean of its divisors is an integer number (318150).

Almost surely, 2^4198986 is an apocalyptic number.

4198986 is an abundant number, since it is smaller than the sum of its proper divisors (5981814).

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

4198986 is a wasteful number, since it uses less digits than its factorization.

4198986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091 (or 7085 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 4198986 is about 2049.1427475898. The cubic root of 4198986 is about 161.3298792983.

It can be divided in two parts, 419898 and 6, that added together give a square (419904 = 648²).

The spelling of 4198986 in words is "four million, one hundred ninety-eight thousand, nine hundred eighty-six".