4040490331 has 4 divisors (see below), whose sum is σ = 4062813664. Its totient is φ = 4018167000.

The previous prime is 4040490329. The next prime is 4040490341. The reversal of 4040490331 is 1330940404.

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

It is a cyclic number.

It is not a de Polignac number, because 4040490331 - 2¹ = 4040490329 is a prime.

It is a super-2 number, since 2×4040490331² = 32651124229808979122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4040490331.

It is not an unprimeable number, because it can be changed into a prime (4040490341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11161395 + ... + 11161756.

It is an arithmetic number, because the mean of its divisors is an integer number (1015703416).

Almost surely, 2^4040490331 is an apocalyptic number.

4040490331 is a deficient number, since it is larger than the sum of its proper divisors (22323333).

4040490331 is a wasteful number, since it uses less digits than its factorization.

4040490331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22323332.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 4040490331 is about 63564.8513803029. The cubic root of 4040490331 is about 1592.7392795674.

The spelling of 4040490331 in words is "four billion, forty million, four hundred ninety thousand, three hundred thirty-one".