402232342 has 8 divisors (see below), whose sum is σ = 638839656. Its totient is φ = 189285792.

The previous prime is 402232339. The next prime is 402232357. The reversal of 402232342 is 243232204.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5915148 + ... + 5915215.

It is an arithmetic number, because the mean of its divisors is an integer number (79854957).

Almost surely, 2^402232342 is an apocalyptic number.

402232342 is a deficient number, since it is larger than the sum of its proper divisors (236607314).

402232342 is a wasteful number, since it uses less digits than its factorization.

402232342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11830382.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 402232342 is about 20055.7309016650. The cubic root of 402232342 is about 738.1744274755.

Adding to 402232342 its reverse (243232204), we get a palindrome (645464546).

The spelling of 402232342 in words is "four hundred two million, two hundred thirty-two thousand, three hundred forty-two".