402343322 has 8 divisors (see below), whose sum is σ = 603894900. Its totient is φ = 201045024.

The previous prime is 402343321. The next prime is 402343343. The reversal of 402343322 is 223343204.

It can be written as a sum of positive squares in 2 ways, for example, as 356794321 + 45549001 = 18889^2 + 6749^2 .

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

It is not an unprimeable number, because it can be changed into a prime (402343321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59297 + ... + 65732.

Almost surely, 2^402343322 is an apocalyptic number.

402343322 is a deficient number, since it is larger than the sum of its proper divisors (201551578).

402343322 is a wasteful number, since it uses less digits than its factorization.

402343322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126640.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 402343322 is about 20058.4975010592. The cubic root of 402343322 is about 738.2423111803.

Adding to 402343322 its reverse (223343204), we get a palindrome (625686526).

The spelling of 402343322 in words is "four hundred two million, three hundred forty-three thousand, three hundred twenty-two".