427164506 has 8 divisors (see below), whose sum is σ = 640864224. Its totient is φ = 213543100.

The previous prime is 427164499. The next prime is 427164509. The reversal of 427164506 is 605461724.

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

It is not an unprimeable number, because it can be changed into a prime (427164509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200 + ... + 29403.

It is an arithmetic number, because the mean of its divisors is an integer number (80108028).

Almost surely, 2^427164506 is an apocalyptic number.

427164506 is a deficient number, since it is larger than the sum of its proper divisors (213699718).

427164506 is a wasteful number, since it uses less digits than its factorization.

427164506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39156.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 427164506 is about 20667.9584381235. The cubic root of 427164506 is about 753.1215122650.

The spelling of 427164506 in words is "four hundred twenty-seven million, one hundred sixty-four thousand, five hundred six".