402324222 has 8 divisors (see below), whose sum is σ = 804648456. Its totient is φ = 134108072.

The previous prime is 402324203. The next prime is 402324271. The reversal of 402324222 is 222423204.

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

402324222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33527013 + ... + 33527024.

It is an arithmetic number, because the mean of its divisors is an integer number (100581057).

Almost surely, 2^402324222 is an apocalyptic number.

402324222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

402324222 is a wasteful number, since it uses less digits than its factorization.

402324222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67054042.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 402324222 is about 20058.0213879635. The cubic root of 402324222 is about 738.2306290749.

Adding to 402324222 its reverse (222423204), we get a palindrome (624747426).

The spelling of 402324222 in words is "four hundred two million, three hundred twenty-four thousand, two hundred twenty-two".