200002406 has 4 divisors (see below), whose sum is σ = 300003612. Its totient is φ = 100001202.

The previous prime is 200002393. The next prime is 200002409. The reversal of 200002406 is 604200002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200002409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000600 + ... + 50000603.

It is an arithmetic number, because the mean of its divisors is an integer number (75000903).

Almost surely, 2^200002406 is an apocalyptic number.

200002406 is a deficient number, since it is larger than the sum of its proper divisors (100001206).

200002406 is a wasteful number, since it uses less digits than its factorization.

200002406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100001205.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 200002406 is about 14142.2206884209. The cubic root of 200002406 is about 584.8058926954.

Adding to 200002406 its reverse (604200002), we get a palindrome (804202408).

The spelling of 200002406 in words is "two hundred million, two thousand, four hundred six".