42810212 has 12 divisors (see below), whose sum is σ = 75274416. Its totient is φ = 21303240.

The previous prime is 42810181. The next prime is 42810263. The reversal of 42810212 is 21201824.

It is a happy number.

42810212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24518 + ... + 26205.

It is an arithmetic number, because the mean of its divisors is an integer number (6272868).

Almost surely, 2^42810212 is an apocalyptic number.

It is an amenable number.

42810212 is a deficient number, since it is larger than the sum of its proper divisors (32464204).

42810212 is a wasteful number, since it uses less digits than its factorization.

42810212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50938 (or 50936 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 42810212 is about 6542.9513218425. The cubic root of 42810212 is about 349.8236172492.

The spelling of 42810212 in words is "forty-two million, eight hundred ten thousand, two hundred twelve".