200010402 has 24 divisors (see below), whose sum is σ = 433725084. Its totient is φ = 66613344.

The previous prime is 200010373. The next prime is 200010409. The reversal of 200010402 is 204010002.

It can be written as a sum of positive squares in 2 ways, for example, as 181683441 + 18326961 = 13479^2 + 4281^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (200010409) 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 11 ways as a sum of consecutive naturals, for example, 20668 + ... + 28760.

Almost surely, 2^200010402 is an apocalyptic number.

200010402 is an abundant number, since it is smaller than the sum of its proper divisors (233714682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200010402 is a wasteful number, since it uses less digits than its factorization.

200010402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9474 (or 9471 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 200010402 is about 14142.5033851861. The cubic root of 200010402 is about 584.8136860110.

Adding to 200010402 its reverse (204010002), we get a palindrome (404020404).

The spelling of 200010402 in words is "two hundred million, ten thousand, four hundred two".