427576466 has 4 divisors (see below), whose sum is σ = 641364702. Its totient is φ = 213788232.

The previous prime is 427576453. The next prime is 427576489. The reversal of 427576466 is 664675724.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 427290241 + 286225 = 20671^2 + 535^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 427576466.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106894115 + ... + 106894118.

Almost surely, 2^427576466 is an apocalyptic number.

427576466 is a deficient number, since it is larger than the sum of its proper divisors (213788236).

427576466 is a wasteful number, since it uses less digits than its factorization.

427576466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213788235.

The product of its digits is 1693440, while the sum is 47.

The square root of 427576466 is about 20677.9221876861. The cubic root of 427576466 is about 753.3635394385.

The spelling of 427576466 in words is "four hundred twenty-seven million, five hundred seventy-six thousand, four hundred sixty-six".