2023475666 has 4 divisors (see below), whose sum is σ = 3035213502. Its totient is φ = 1011737832.

The previous prime is 2023475627. The next prime is 2023475689. The reversal of 2023475666 is 6665743202.

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., 1925366641 + 98109025 = 43879^2 + 9905^2 .

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505868915 + ... + 505868918.

Almost surely, 2^2023475666 is an apocalyptic number.

2023475666 is a deficient number, since it is larger than the sum of its proper divisors (1011737836).

2023475666 is a wasteful number, since it uses less digits than its factorization.

2023475666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011737835.

The product of its (nonzero) digits is 362880, while the sum is 41.

The square root of 2023475666 is about 44983.0597669834. The cubic root of 2023475666 is about 1264.8314681197.

The spelling of 2023475666 in words is "two billion, twenty-three million, four hundred seventy-five thousand, six hundred sixty-six".