42052322 has 32 divisors (see below), whose sum is σ = 72802800. Its totient is φ = 18044928.

The previous prime is 42052319. The next prime is 42052333. The reversal of 42052322 is 22325024.

It can be written as a sum of positive squares in 8 ways, for example, as 11703241 + 30349081 = 3421^2 + 5509^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42052294 and 42052303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38804 + ... + 39872.

Almost surely, 2^42052322 is an apocalyptic number.

42052322 is a deficient number, since it is larger than the sum of its proper divisors (30750478).

42052322 is a wasteful number, since it uses less digits than its factorization.

42052322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1190.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 42052322 is about 6484.7761719276. The cubic root of 42052322 is about 347.7469479767.

Adding to 42052322 its reverse (22325024), we get a palindrome (64377346).

The spelling of 42052322 in words is "forty-two million, fifty-two thousand, three hundred twenty-two".