2042433591 has 16 divisors (see below), whose sum is σ = 2971960320. Its totient is φ = 1237360320.

The previous prime is 2042433587. The next prime is 2042433619. The reversal of 2042433591 is 1953342402.

It is not a de Polignac number, because 2042433591 - 2² = 2042433587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042431591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86970 + ... + 107928.

It is an arithmetic number, because the mean of its divisors is an integer number (185747520).

Almost surely, 2^2042433591 is an apocalyptic number.

2042433591 is a deficient number, since it is larger than the sum of its proper divisors (929526729).

2042433591 is a wasteful number, since it uses less digits than its factorization.

2042433591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23926.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2042433591 is about 45193.2914380000. The cubic root of 2042433591 is about 1268.7692607072.

Adding to 2042433591 its reverse (1953342402), we get a palindrome (3995775993).

The spelling of 2042433591 in words is "two billion, forty-two million, four hundred thirty-three thousand, five hundred ninety-one".