423709359 has 8 divisors (see below), whose sum is σ = 565787952. Its totient is φ = 282051840.

The previous prime is 423709259. The next prime is 423709369. The reversal of 423709359 is 953907324.

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

It is not a de Polignac number, because 423709359 - 2⁹ = 423708847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423709359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423709369) 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, 102912 + ... + 106949.

It is an arithmetic number, because the mean of its divisors is an integer number (70723494).

Almost surely, 2^423709359 is an apocalyptic number.

423709359 is a deficient number, since it is larger than the sum of its proper divisors (142078593).

423709359 is a wasteful number, since it uses less digits than its factorization.

423709359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210537.

The product of its (nonzero) digits is 204120, while the sum is 42.

The square root of 423709359 is about 20584.2016847873. The cubic root of 423709359 is about 751.0854558452.

The spelling of 423709359 in words is "four hundred twenty-three million, seven hundred nine thousand, three hundred fifty-nine".