4040998 has 8 divisors (see below), whose sum is σ = 6527808. Its totient is φ = 1865064.

The previous prime is 4040989. The next prime is 4041007. The reversal of 4040998 is 8990404.

It is an interprime number because it is at equal distance from previous prime (4040989) and next prime (4041007).

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

It is a congruent 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, 77686 + ... + 77737.

It is an arithmetic number, because the mean of its divisors is an integer number (815976).

Almost surely, 2^4040998 is an apocalyptic number.

4040998 is a deficient number, since it is larger than the sum of its proper divisors (2486810).

4040998 is a wasteful number, since it uses less digits than its factorization.

4040998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155438.

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 4040998 is about 2010.2233706730. The cubic root of 4040998 is about 159.2805983559.

The spelling of 4040998 in words is "four million, forty thousand, nine hundred ninety-eight".