42552212 has 12 divisors (see below), whose sum is σ = 76868736. Its totient is φ = 20589720.

The previous prime is 42552203. The next prime is 42552221. The reversal of 42552212 is 21225524.

It is an interprime number because it is at equal distance from previous prime (42552203) and next prime (42552221).

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 in 3 ways as a sum of consecutive naturals, for example, 171458 + ... + 171705.

It is an arithmetic number, because the mean of its divisors is an integer number (6405728).

Almost surely, 2^42552212 is an apocalyptic number.

It is an amenable number.

42552212 is a deficient number, since it is larger than the sum of its proper divisors (34316524).

42552212 is a wasteful number, since it uses less digits than its factorization.

42552212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343198 (or 343196 counting only the distinct ones).

The product of its digits is 1600, while the sum is 23.

The square root of 42552212 is about 6523.2056536645. The cubic root of 42552212 is about 349.1194518352.

Adding to 42552212 its reverse (21225524), we get a palindrome (63777736).

The spelling of 42552212 in words is "forty-two million, five hundred fifty-two thousand, two hundred twelve".