423621159 has 8 divisors (see below), whose sum is σ = 608276592. Its totient is φ = 260689920.

The previous prime is 423621091. The next prime is 423621161. The reversal of 423621159 is 951126324.

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

It is not a de Polignac number, because 423621159 - 2⁷ = 423621031 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423621179) 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, 5431002 + ... + 5431079.

It is an arithmetic number, because the mean of its divisors is an integer number (76034574).

Almost surely, 2^423621159 is an apocalyptic number.

423621159 is a deficient number, since it is larger than the sum of its proper divisors (184655433).

423621159 is a wasteful number, since it uses less digits than its factorization.

423621159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10862097.

The product of its digits is 12960, while the sum is 33.

The square root of 423621159 is about 20582.0591535444. The cubic root of 423621159 is about 751.0333365225.

The spelling of 423621159 in words is "four hundred twenty-three million, six hundred twenty-one thousand, one hundred fifty-nine".