404200350 has 36 divisors (see below), whose sum is σ = 1085952816. Its totient is φ = 107786640.

The previous prime is 404200337. The next prime is 404200361. The reversal of 404200350 is 53002404.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 448662 + ... + 449561.

It is an arithmetic number, because the mean of its divisors is an integer number (30165356).

Almost surely, 2^404200350 is an apocalyptic number.

404200350 is an abundant number, since it is smaller than the sum of its proper divisors (681752466).

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

404200350 is a wasteful number, since it uses less digits than its factorization.

404200350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 898241 (or 898233 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 404200350 is about 20104.7345170236. The cubic root of 404200350 is about 739.3763615957.

Adding to 404200350 its reverse (53002404), we get a palindrome (457202754).

It can be divided in two parts, 404200 and 350, that added together give a triangular number (404550 = T₈₉₉).

The spelling of 404200350 in words is "four hundred four million, two hundred thousand, three hundred fifty".