200405612 has 12 divisors (see below), whose sum is σ = 382592616. Its totient is φ = 91093440.

The previous prime is 200405599. The next prime is 200405629. The reversal of 200405612 is 216504002.

It is a happy number.

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 3 ways as a sum of consecutive naturals, for example, 2277293 + ... + 2277380.

It is an arithmetic number, because the mean of its divisors is an integer number (31882718).

Almost surely, 2^200405612 is an apocalyptic number.

200405612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

200405612 is a deficient number, since it is larger than the sum of its proper divisors (182187004).

200405612 is a wasteful number, since it uses less digits than its factorization.

200405612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4554688 (or 4554686 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 200405612 is about 14156.4689100072. The cubic root of 200405612 is about 585.1986195806.

Adding to 200405612 its reverse (216504002), we get a palindrome (416909614).

It can be divided in two parts, 20040 and 5612, that added together give a palindrome (25652).

The spelling of 200405612 in words is "two hundred million, four hundred five thousand, six hundred twelve".