2042402002 has 16 divisors (see below), whose sum is σ = 3121350552. Its totient is φ = 1002131200.

The previous prime is 2042401973. The next prime is 2042402023. The reversal of 2042402002 is 2002042402.

It can be written as a sum of positive squares in 4 ways, for example, as 977750361 + 1064651641 = 31269^2 + 32629^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 21913 + ... + 67564.

Almost surely, 2^2042402002 is an apocalyptic number.

2042402002 is a deficient number, since it is larger than the sum of its proper divisors (1078948550).

2042402002 is a wasteful number, since it uses less digits than its factorization.

2042402002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89693.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2042402002 is about 45192.9419489371. The cubic root of 2042402002 is about 1268.7627195955.

Adding to 2042402002 its reverse (2002042402), we get a palindrome (4044444404).

The spelling of 2042402002 in words is "two billion, forty-two million, four hundred two thousand, two".