202412042 has 12 divisors (see below), whose sum is σ = 353188530. Its totient is φ = 86747976.

The previous prime is 202412011. The next prime is 202412057. The reversal of 202412042 is 240214202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 178195801 + 24216241 = 13349^2 + 4921^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202412042.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1032617 + ... + 1032812.

Almost surely, 2^202412042 is an apocalyptic number.

202412042 is a deficient number, since it is larger than the sum of its proper divisors (150776488).

202412042 is a wasteful number, since it uses less digits than its factorization.

202412042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065445 (or 2065438 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 202412042 is about 14227.1586059902. The cubic root of 202412042 is about 587.1451106700.

Adding to 202412042 its reverse (240214202), we get a palindrome (442626244).

The spelling of 202412042 in words is "two hundred two million, four hundred twelve thousand, forty-two".