200400344 has 16 divisors (see below), whose sum is σ = 382120200. Its totient is φ = 98501632.

The previous prime is 200400329. The next prime is 200400373. The reversal of 200400344 is 443004002.

It is a congruent number.

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, 211817 + ... + 212760.

Almost surely, 2^200400344 is an apocalyptic number.

It is an amenable number.

200400344 is a deficient number, since it is larger than the sum of its proper divisors (181719856).

200400344 is a wasteful number, since it uses less digits than its factorization.

200400344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424642 (or 424638 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 200400344 is about 14156.2828454365. The cubic root of 200400344 is about 585.1934918909.

Adding to 200400344 its reverse (443004002), we get a palindrome (643404346).

The spelling of 200400344 in words is "two hundred million, four hundred thousand, three hundred forty-four".