42041212 has 6 divisors (see below), whose sum is σ = 73572128. Its totient is φ = 21020604.

The previous prime is 42041183. The next prime is 42041231. The reversal of 42041212 is 21214024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5255148 + ... + 5255155.

Almost surely, 2^42041212 is an apocalyptic number.

It is an amenable number.

42041212 is a deficient number, since it is larger than the sum of its proper divisors (31530916).

42041212 is a wasteful number, since it uses less digits than its factorization.

42041212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10510307 (or 10510305 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 42041212 is about 6483.9194936396. The cubic root of 42041212 is about 347.7163209809.

Adding to 42041212 its reverse (21214024), we get a palindrome (63255236).

The spelling of 42041212 in words is "forty-two million, forty-one thousand, two hundred twelve".