4042219986 has 24 divisors (see below), whose sum is σ = 10009306944. Its totient is φ = 1154919960.

The previous prime is 4042219969. The next prime is 4042220027. The reversal of 4042219986 is 6899122404.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16040430 + ... + 16040681.

It is an arithmetic number, because the mean of its divisors is an integer number (417054456).

Almost surely, 2^4042219986 is an apocalyptic number.

4042219986 is an abundant number, since it is smaller than the sum of its proper divisors (5967086958).

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

4042219986 is a wasteful number, since it uses less digits than its factorization.

4042219986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32081126 (or 32081123 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 4042219986 is about 63578.4553602869. The cubic root of 4042219986 is about 1592.9665206711.

The spelling of 4042219986 in words is "four billion, forty-two million, two hundred nineteen thousand, nine hundred eighty-six".