42212302 has 12 divisors (see below), whose sum is σ = 69598368. Its totient is φ = 19187300.

The previous prime is 42212299. The next prime is 42212333. The reversal of 42212302 is 20321224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86974 + ... + 87457.

It is an arithmetic number, because the mean of its divisors is an integer number (5799864).

Almost surely, 2^42212302 is an apocalyptic number.

42212302 is a deficient number, since it is larger than the sum of its proper divisors (27386066).

42212302 is a wasteful number, since it uses less digits than its factorization.

42212302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174455 (or 174444 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42212302 is about 6497.0995067030. The cubic root of 42212302 is about 348.1873688225.

Adding to 42212302 its reverse (20321224), we get a palindrome (62533526).

The spelling of 42212302 in words is "forty-two million, two hundred twelve thousand, three hundred two".