4312738923 has 8 divisors (see below), whose sum is σ = 5785597248. Its totient is φ = 2857519944.

The previous prime is 4312738889. The next prime is 4312738933. The reversal of 4312738923 is 3298372134.

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

It is not a de Polignac number, because 4312738923 - 2²⁴ = 4295961707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4312738933) 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, 4409265 + ... + 4410242.

It is an arithmetic number, because the mean of its divisors is an integer number (723199656).

Almost surely, 2^4312738923 is an apocalyptic number.

4312738923 is a deficient number, since it is larger than the sum of its proper divisors (1472858325).

4312738923 is a wasteful number, since it uses less digits than its factorization.

4312738923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8819673.

The product of its digits is 217728, while the sum is 42.

The square root of 4312738923 is about 65671.4467862556. The cubic root of 4312738923 is about 1627.7375769797.

The spelling of 4312738923 in words is "four billion, three hundred twelve million, seven hundred thirty-eight thousand, nine hundred twenty-three".