42313666 has 8 divisors (see below), whose sum is σ = 63498240. Its totient is φ = 21147588.

The previous prime is 42313643. The next prime is 42313699. The reversal of 42313666 is 66631324.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 5775 + ... + 10861.

It is an arithmetic number, because the mean of its divisors is an integer number (7937280).

Almost surely, 2^42313666 is an apocalyptic number.

42313666 is a deficient number, since it is larger than the sum of its proper divisors (21184574).

42313666 is a wasteful number, since it uses less digits than its factorization.

42313666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9248.

The product of its digits is 15552, while the sum is 31.

The square root of 42313666 is about 6504.8955410521. The cubic root of 42313666 is about 348.4658457143.

The spelling of 42313666 in words is "forty-two million, three hundred thirteen thousand, six hundred sixty-six".