4076986 has 4 divisors (see below), whose sum is σ = 6115482. Its totient is φ = 2038492.

The previous prime is 4076981. The next prime is 4076987. The reversal of 4076986 is 6896704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4076361 + 625 = 2019^2 + 25^2 .

It is not an unprimeable number, because it can be changed into a prime (4076981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1019245 + ... + 1019248.

Almost surely, 2^4076986 is an apocalyptic number.

4076986 is a deficient number, since it is larger than the sum of its proper divisors (2038496).

4076986 is a wasteful number, since it uses less digits than its factorization.

4076986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2038495.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 4076986 is about 2019.1547736615. The cubic root of 4076986 is about 159.7520377907.

It can be divided in two parts, 407698 and 6, that added together give a palindrome (407704).

The spelling of 4076986 in words is "four million, seventy-six thousand, nine hundred eighty-six".