423683923 has 8 divisors (see below), whose sum is σ = 458288208. Its totient is φ = 389367264.

The previous prime is 423683921. The next prime is 423683933. The reversal of 423683923 is 329386324.

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

It is not a de Polignac number, because 423683923 - 2¹ = 423683921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423683921) 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, 68836 + ... + 74737.

It is an arithmetic number, because the mean of its divisors is an integer number (57286026).

Almost surely, 2^423683923 is an apocalyptic number.

423683923 is a deficient number, since it is larger than the sum of its proper divisors (34604285).

423683923 is a wasteful number, since it uses less digits than its factorization.

423683923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143813.

The product of its digits is 186624, while the sum is 40.

The square root of 423683923 is about 20583.5838230372. The cubic root of 423683923 is about 751.0704258948.

The spelling of 423683923 in words is "four hundred twenty-three million, six hundred eighty-three thousand, nine hundred twenty-three".