200403842 has 8 divisors (see below), whose sum is σ = 300876816. Its totient is φ = 100111572.

The previous prime is 200403823. The next prime is 200403857. The reversal of 200403842 is 248304002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42368 + ... + 46859.

It is an arithmetic number, because the mean of its divisors is an integer number (37609602).

Almost surely, 2^200403842 is an apocalyptic number.

200403842 is a deficient number, since it is larger than the sum of its proper divisors (100472974).

200403842 is a wasteful number, since it uses less digits than its factorization.

200403842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90352.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 200403842 is about 14156.4063942796. The cubic root of 200403842 is about 585.1968967336.

Adding to 200403842 its reverse (248304002), we get a palindrome (448707844).

The spelling of 200403842 in words is "two hundred million, four hundred three thousand, eight hundred forty-two".