200656340 has 24 divisors (see below), whose sum is σ = 443556960. Its totient is φ = 76038048.

The previous prime is 200656333. The next prime is 200656367. The reversal of 200656340 is 43656002.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 263642 + ... + 264401.

It is an arithmetic number, because the mean of its divisors is an integer number (18481540).

Almost surely, 2^200656340 is an apocalyptic number.

200656340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200656340 is an abundant number, since it is smaller than the sum of its proper divisors (242900620).

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

200656340 is a wasteful number, since it uses less digits than its factorization.

200656340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528071 (or 528069 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 200656340 is about 14165.3217400806. The cubic root of 200656340 is about 585.4425657304.

The spelling of 200656340 in words is "two hundred million, six hundred fifty-six thousand, three hundred forty".