463723666 has 16 divisors (see below), whose sum is σ = 796395456. Its totient is φ = 198378576.

The previous prime is 463723661. The next prime is 463723681. The reversal of 463723666 is 666327364.

It is not an unprimeable number, because it can be changed into a prime (463723661) 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, 21936 + ... + 37531.

It is an arithmetic number, because the mean of its divisors is an integer number (49774716).

Almost surely, 2^463723666 is an apocalyptic number.

463723666 is a deficient number, since it is larger than the sum of its proper divisors (332671790).

463723666 is a wasteful number, since it uses less digits than its factorization.

463723666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60033.

The product of its digits is 653184, while the sum is 43.

The square root of 463723666 is about 21534.2440313098. The cubic root of 463723666 is about 774.0216115682.

The spelling of 463723666 in words is "four hundred sixty-three million, seven hundred twenty-three thousand, six hundred sixty-six".