42223352 has 8 divisors (see below), whose sum is σ = 79168800. Its totient is φ = 21111672.

The previous prime is 42223303. The next prime is 42223361. The reversal of 42223352 is 25332224.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×42223352² = 3565622908231808, which contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2638952 + ... + 2638967.

It is an arithmetic number, because the mean of its divisors is an integer number (9896100).

Almost surely, 2^42223352 is an apocalyptic number.

It is an amenable number.

42223352 is a deficient number, since it is larger than the sum of its proper divisors (36945448).

42223352 is a wasteful number, since it uses less digits than its factorization.

42223352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5277925 (or 5277921 counting only the distinct ones).

The product of its digits is 2880, while the sum is 23.

The square root of 42223352 is about 6497.9498305235. The cubic root of 42223352 is about 348.2177480767.

Adding to 42223352 its reverse (25332224), we get a palindrome (67555576).

The spelling of 42223352 in words is "forty-two million, two hundred twenty-three thousand, three hundred fifty-two".