423982017 has 24 divisors (see below), whose sum is σ = 647050560. Its totient is φ = 266781600.

The previous prime is 423982003. The next prime is 423982051. The reversal of 423982017 is 710289324.

It is not a de Polignac number, because 423982017 - 2⁶ = 423981953 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423982087) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42892 + ... + 51842.

It is an arithmetic number, because the mean of its divisors is an integer number (26960440).

Almost surely, 2^423982017 is an apocalyptic number.

It is an amenable number.

423982017 is a deficient number, since it is larger than the sum of its proper divisors (223068543).

423982017 is a wasteful number, since it uses less digits than its factorization.

423982017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9253 (or 9250 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 423982017 is about 20590.8236115023. The cubic root of 423982017 is about 751.2465297370.

The spelling of 423982017 in words is "four hundred twenty-three million, nine hundred eighty-two thousand, seventeen".