42132212 has 12 divisors (see below), whose sum is σ = 74940516. Its totient is φ = 20720640.

The previous prime is 42132197. The next prime is 42132227. The reversal of 42132212 is 21223124.

It is an interprime number because it is at equal distance from previous prime (42132197) and next prime (42132227).

It can be written as a sum of positive squares in 2 ways, for example, as 6180196 + 35952016 = 2486^2 + 5996^2 .

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, 86093 + ... + 86580.

It is an arithmetic number, because the mean of its divisors is an integer number (6245043).

Almost surely, 2^42132212 is an apocalyptic number.

It is an amenable number.

42132212 is a deficient number, since it is larger than the sum of its proper divisors (32808304).

42132212 is a wasteful number, since it uses less digits than its factorization.

42132212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172738 (or 172736 counting only the distinct ones).

The product of its digits is 192, while the sum is 17.

The square root of 42132212 is about 6490.9330608164. The cubic root of 42132212 is about 347.9670224619.

Adding to 42132212 its reverse (21223124), we get a palindrome (63355336).

The spelling of 42132212 in words is "forty-two million, one hundred thirty-two thousand, two hundred twelve".