402200330 has 48 divisors (see below), whose sum is σ = 854797536. Its totient is φ = 135828000.

The previous prime is 402200269. The next prime is 402200339. The reversal of 402200330 is 33002204.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (402200339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26705 + ... + 38955.

It is an arithmetic number, because the mean of its divisors is an integer number (17808282).

Almost surely, 2^402200330 is an apocalyptic number.

402200330 is an abundant number, since it is smaller than the sum of its proper divisors (452597206).

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

402200330 is a wasteful number, since it uses less digits than its factorization.

402200330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12339 (or 12332 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 402200330 is about 20054.9328096606. The cubic root of 402200330 is about 738.1548442113.

Adding to 402200330 its reverse (33002204), we get a palindrome (435202534).

The spelling of 402200330 in words is "four hundred two million, two hundred thousand, three hundred thirty".