4042988 has 6 divisors (see below), whose sum is σ = 7075236. Its totient is φ = 2021492.

The previous prime is 4042979. The next prime is 4042993. The reversal of 4042988 is 8892404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505370 + ... + 505377.

It is an arithmetic number, because the mean of its divisors is an integer number (1179206).

Almost surely, 2^4042988 is an apocalyptic number.

It is an amenable number.

4042988 is a deficient number, since it is larger than the sum of its proper divisors (3032248).

4042988 is a wasteful number, since it uses less digits than its factorization.

4042988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010751 (or 1010749 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 4042988 is about 2010.7182796205. The cubic root of 4042988 is about 159.3067401138.

The spelling of 4042988 in words is "four million, forty-two thousand, nine hundred eighty-eight".