332643442 has 8 divisors (see below), whose sum is σ = 510569136. Its totient is φ = 162453732.

The previous prime is 332643439. The next prime is 332643481. The reversal of 332643442 is 244346233.

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

It is a super-2 number, since 2×332643442² = 221303319011214728, which contains 22 as substring.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1933888 + ... + 1934059.

It is an arithmetic number, because the mean of its divisors is an integer number (63821142).

Almost surely, 2^332643442 is an apocalyptic number.

332643442 is a deficient number, since it is larger than the sum of its proper divisors (177925694).

332643442 is a wasteful number, since it uses less digits than its factorization.

332643442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3867992.

The product of its digits is 41472, while the sum is 31.

The square root of 332643442 is about 18238.5153452796. The cubic root of 332643442 is about 692.8826000313.

Adding to 332643442 its reverse (244346233), we get a palindrome (576989675).

The spelling of 332643442 in words is "three hundred thirty-two million, six hundred forty-three thousand, four hundred forty-two".