402224433 has 32 divisors (see below), whose sum is σ = 610498560. Its totient is φ = 233513280.

The previous prime is 402224401. The next prime is 402224441. The reversal of 402224433 is 334422204.

It is not a de Polignac number, because 402224433 - 2⁵ = 402224401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402224533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199810 + ... + 201812.

It is an arithmetic number, because the mean of its divisors is an integer number (19078080).

Almost surely, 2^402224433 is an apocalyptic number.

It is an amenable number.

402224433 is a deficient number, since it is larger than the sum of its proper divisors (208274127).

402224433 is a wasteful number, since it uses less digits than its factorization.

402224433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309.

The product of its (nonzero) digits is 4608, while the sum is 24.

The square root of 402224433 is about 20055.5337251343. The cubic root of 402224433 is about 738.1695892603.

Adding to 402224433 its reverse (334422204), we get a palindrome (736646637).

The spelling of 402224433 in words is "four hundred two million, two hundred twenty-four thousand, four hundred thirty-three".