2040433631 has 4 divisors (see below), whose sum is σ = 2041052832. Its totient is φ = 2039814432.

The previous prime is 2040433627. The next prime is 2040433657. The reversal of 2040433631 is 1363340402.

It is a happy number.

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 2040433631 - 2² = 2040433627 is a prime.

It is a super-2 number, since 2×2040433631² = 8326738805031688322, 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 2040433631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2040433601) 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, 304631 + ... + 311256.

It is an arithmetic number, because the mean of its divisors is an integer number (510263208).

Almost surely, 2^2040433631 is an apocalyptic number.

2040433631 is a deficient number, since it is larger than the sum of its proper divisors (619201).

2040433631 is an equidigital number, since it uses as much as digits as its factorization.

2040433631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619200.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 2040433631 is about 45171.1592833303. The cubic root of 2040433631 is about 1268.3549973056.

The spelling of 2040433631 in words is "two billion, forty million, four hundred thirty-three thousand, six hundred thirty-one".