4547923394 has 8 divisors (see below), whose sum is σ = 7796440128. Its totient is φ = 1949110020.

The previous prime is 4547923363. The next prime is 4547923397. The reversal of 4547923394 is 4933297454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (4547923397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162425822 + ... + 162425849.

It is an arithmetic number, because the mean of its divisors is an integer number (974555016).

Almost surely, 2^4547923394 is an apocalyptic number.

4547923394 is a deficient number, since it is larger than the sum of its proper divisors (3248516734).

4547923394 is a wasteful number, since it uses less digits than its factorization.

4547923394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324851680.

The product of its digits is 3265920, while the sum is 50.

The square root of 4547923394 is about 67438.2932316648. The cubic root of 4547923394 is about 1656.8036662602.

The spelling of 4547923394 in words is "four billion, five hundred forty-seven million, nine hundred twenty-three thousand, three hundred ninety-four".