200679438 has 16 divisors (see below), whose sum is σ = 401510736. Its totient is φ = 66867840.

The previous prime is 200679421. The next prime is 200679467. The reversal of 200679438 is 834976002.

It is a junction number, because it is equal to n+sod(n) for n = 200679396 and 200679405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18120 + ... + 27012.

It is an arithmetic number, because the mean of its divisors is an integer number (25094421).

Almost surely, 2^200679438 is an apocalyptic number.

200679438 is an abundant number, since it is smaller than the sum of its proper divisors (200831298).

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

200679438 is a wasteful number, since it uses less digits than its factorization.

200679438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12659.

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 200679438 is about 14166.1370175500. The cubic root of 200679438 is about 585.4650287361.

The spelling of 200679438 in words is "two hundred million, six hundred seventy-nine thousand, four hundred thirty-eight".