402232412 has 6 divisors (see below), whose sum is σ = 703906728. Its totient is φ = 201116204.

The previous prime is 402232403. The next prime is 402232417. The reversal of 402232412 is 214232204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402232417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50279048 + ... + 50279055.

It is an arithmetic number, because the mean of its divisors is an integer number (117317788).

Almost surely, 2^402232412 is an apocalyptic number.

It is an amenable number.

402232412 is a deficient number, since it is larger than the sum of its proper divisors (301674316).

402232412 is a wasteful number, since it uses less digits than its factorization.

402232412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100558107 (or 100558105 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 402232412 is about 20055.7326468020. The cubic root of 402232412 is about 738.1744702967.

Adding to 402232412 its reverse (214232204), we get a palindrome (616464616).

The spelling of 402232412 in words is "four hundred two million, two hundred thirty-two thousand, four hundred twelve".