42393308 has 12 divisors (see below), whose sum is σ = 78552432. Its totient is φ = 19949760.

The previous prime is 42393289. The next prime is 42393317. The reversal of 42393308 is 80339324.

It is a happy number.

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, 311648 + ... + 311783.

It is an arithmetic number, because the mean of its divisors is an integer number (6546036).

Almost surely, 2^42393308 is an apocalyptic number.

It is an amenable number.

42393308 is a deficient number, since it is larger than the sum of its proper divisors (36159124).

42393308 is a wasteful number, since it uses less digits than its factorization.

42393308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623452 (or 623450 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 42393308 is about 6511.0143602975. The cubic root of 42393308 is about 348.6843340179.

The spelling of 42393308 in words is "forty-two million, three hundred ninety-three thousand, three hundred eight".