407009066 has 4 divisors (see below), whose sum is σ = 610513602. Its totient is φ = 203504532.

The previous prime is 407009047. The next prime is 407009077. The reversal of 407009066 is 660900704.

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., 316092841 + 90916225 = 17779^2 + 9535^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101752265 + ... + 101752268.

Almost surely, 2^407009066 is an apocalyptic number.

407009066 is a deficient number, since it is larger than the sum of its proper divisors (203504536).

407009066 is a wasteful number, since it uses less digits than its factorization.

407009066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203504535.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 407009066 is about 20174.4656930487. The cubic root of 407009066 is about 741.0850080621.

The spelling of 407009066 in words is "four hundred seven million, nine thousand, sixty-six".