4084620986 has 4 divisors (see below), whose sum is σ = 6126931482. Its totient is φ = 2042310492.

The previous prime is 4084620961. The next prime is 4084620989. The reversal of 4084620986 is 6890264804.

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., 2906827225 + 1177793761 = 53915^2 + 34319^2 .

It is a super-2 number, since 2×4084620986² = 33368257198543224392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4084620986.

It is not an unprimeable number, because it can be changed into a prime (4084620989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021155245 + ... + 1021155248.

Almost surely, 2^4084620986 is an apocalyptic number.

4084620986 is a deficient number, since it is larger than the sum of its proper divisors (2042310496).

4084620986 is a wasteful number, since it uses less digits than its factorization.

4084620986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2042310495.

The product of its (nonzero) digits is 663552, while the sum is 47.

The square root of 4084620986 is about 63911.0396254043. The cubic root of 4084620986 is about 1598.5169833904.

The spelling of 4084620986 in words is "four billion, eighty-four million, six hundred twenty thousand, nine hundred eighty-six".