2040421234 has 8 divisors (see below), whose sum is σ = 3060890028. Its totient is φ = 1020124560.

The previous prime is 2040421223. The next prime is 2040421247. The reversal of 2040421234 is 4321240402.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2038974025 + 1447209 = 45155^2 + 1203^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7537 + ... + 64324.

Almost surely, 2^2040421234 is an apocalyptic number.

2040421234 is a deficient number, since it is larger than the sum of its proper divisors (1020468794).

2040421234 is a wasteful number, since it uses less digits than its factorization.

2040421234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86060.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2040421234 is about 45171.0220606087. The cubic root of 2040421234 is about 1268.3524285985.

Adding to 2040421234 its reverse (4321240402), we get a palindrome (6361661636).

The spelling of 2040421234 in words is "two billion, forty million, four hundred twenty-one thousand, two hundred thirty-four".