42206667 has 8 divisors (see below), whose sum is σ = 56460096. Its totient is φ = 28045512.

The previous prime is 42206641. The next prime is 42206669. The reversal of 42206667 is 76660224.

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

It is not a de Polignac number, because 42206667 - 2¹⁸ = 41944523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42206669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21993 + ... + 23834.

It is an arithmetic number, because the mean of its divisors is an integer number (7057512).

Almost surely, 2^42206667 is an apocalyptic number.

42206667 is a deficient number, since it is larger than the sum of its proper divisors (14253429).

42206667 is a wasteful number, since it uses less digits than its factorization.

42206667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46137.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 42206667 is about 6496.6658371814. The cubic root of 42206667 is about 348.1718747363.

The spelling of 42206667 in words is "forty-two million, two hundred six thousand, six hundred sixty-seven".