4630185923 has 16 divisors (see below), whose sum is σ = 5080755456. Its totient is φ = 4184631840.

The previous prime is 4630185869. The next prime is 4630185953. The reversal of 4630185923 is 3295810364.

It is a cyclic number.

It is not a de Polignac number, because 4630185923 - 2²² = 4625991619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4630185953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1564361 + ... + 1567317.

It is an arithmetic number, because the mean of its divisors is an integer number (317547216).

Almost surely, 2^4630185923 is an apocalyptic number.

4630185923 is a deficient number, since it is larger than the sum of its proper divisors (450569533).

4630185923 is a wasteful number, since it uses less digits than its factorization.

4630185923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3754.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 4630185923 is about 68045.4695258986. The cubic root of 4630185923 is about 1666.7334191975.

The spelling of 4630185923 in words is "four billion, six hundred thirty million, one hundred eighty-five thousand, nine hundred twenty-three".