423133879 has 8 divisors (see below), whose sum is σ = 483811328. Its totient is φ = 362513880.

The previous prime is 423133853. The next prime is 423133891. The reversal of 423133879 is 978331324.

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

It is a cyclic number.

It is not a de Polignac number, because 423133879 - 2⁹ = 423133367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423133279) 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, 2794 + ... + 29224.

It is an arithmetic number, because the mean of its divisors is an integer number (60476416).

Almost surely, 2^423133879 is an apocalyptic number.

423133879 is a deficient number, since it is larger than the sum of its proper divisors (60677449).

423133879 is a wasteful number, since it uses less digits than its factorization.

423133879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28725.

The product of its digits is 108864, while the sum is 40.

The square root of 423133879 is about 20570.2182535820. The cubic root of 423133879 is about 750.7452615720.

The spelling of 423133879 in words is "four hundred twenty-three million, one hundred thirty-three thousand, eight hundred seventy-nine".