423517071 has 16 divisors (see below), whose sum is σ = 583451648. Its totient is φ = 272980800.

The previous prime is 423517067. The next prime is 423517093. The reversal of 423517071 is 170715324.

It is not a de Polignac number, because 423517071 - 2² = 423517067 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423517051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197115 + ... + 199251.

It is an arithmetic number, because the mean of its divisors is an integer number (36465728).

Almost surely, 2^423517071 is an apocalyptic number.

423517071 is a deficient number, since it is larger than the sum of its proper divisors (159934577).

423517071 is a wasteful number, since it uses less digits than its factorization.

423517071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4302.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 423517071 is about 20579.5303882280. The cubic root of 423517071 is about 750.9718193235.

The spelling of 423517071 in words is "four hundred twenty-three million, five hundred seventeen thousand, seventy-one".