200202434 has 4 divisors (see below), whose sum is σ = 300303654. Its totient is φ = 100101216.

The previous prime is 200202397. The next prime is 200202451. The reversal of 200202434 is 434202002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 125328025 + 74874409 = 11195^2 + 8653^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50050607 + ... + 50050610.

Almost surely, 2^200202434 is an apocalyptic number.

200202434 is a deficient number, since it is larger than the sum of its proper divisors (100101220).

200202434 is a wasteful number, since it uses less digits than its factorization.

200202434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100101219.

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

The square root of 200202434 is about 14149.2909362978. The cubic root of 200202434 is about 585.0007879796. Note that the first 3 decimals are identical.

Adding to 200202434 its reverse (434202002), we get a palindrome (634404436).

The spelling of 200202434 in words is "two hundred million, two hundred two thousand, four hundred thirty-four".