4201986 has 8 divisors (see below), whose sum is σ = 8403984. Its totient is φ = 1400660.

The previous prime is 4201969. The next prime is 4202017. The reversal of 4201986 is 6891024.

It is a sphenic number, since it is the product of 3 distinct primes.

4201986 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350160 + ... + 350171.

It is an arithmetic number, because the mean of its divisors is an integer number (1050498).

Almost surely, 2^4201986 is an apocalyptic number.

4201986 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4201986 is a wasteful number, since it uses less digits than its factorization.

4201986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700336.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 4201986 is about 2049.8746303128. The cubic root of 4201986 is about 161.3682913038.

The spelling of 4201986 in words is "four million, two hundred one thousand, nine hundred eighty-six".