2040302402 has 4 divisors (see below), whose sum is σ = 3060453606. Its totient is φ = 1020151200.

The previous prime is 2040302351. The next prime is 2040302443. The reversal of 2040302402 is 2042030402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2042030402 = 2 ⋅1021015201.

It can be written as a sum of positive squares in only one way, i.e., 1696533721 + 343768681 = 41189^2 + 18541^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510075599 + ... + 510075602.

Almost surely, 2^2040302402 is an apocalyptic number.

2040302402 is a deficient number, since it is larger than the sum of its proper divisors (1020151204).

2040302402 is a wasteful number, since it uses less digits than its factorization.

2040302402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020151203.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2040302402 is about 45169.7066849011. The cubic root of 2040302402 is about 1268.3278056139.

Adding to 2040302402 its reverse (2042030402), we get a palindrome (4082332804).

Subtracting 2040302402 from its reverse (2042030402), we obtain a cube (1728000 = 120³).

The spelling of 2040302402 in words is "two billion, forty million, three hundred two thousand, four hundred two".