423664035 has 16 divisors (see below), whose sum is σ = 681273600. Its totient is φ = 224817120.

The previous prime is 423664009. The next prime is 423664037. The reversal of 423664035 is 530466324.

It is not a de Polignac number, because 423664035 - 2¹⁵ = 423631267 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423663987 and 423664005.

It is not an unprimeable number, because it can be changed into a prime (423664037) 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, 67981 + ... + 73950.

It is an arithmetic number, because the mean of its divisors is an integer number (42579600).

Almost surely, 2^423664035 is an apocalyptic number.

423664035 is a deficient number, since it is larger than the sum of its proper divisors (257609565).

423664035 is a wasteful number, since it uses less digits than its factorization.

423664035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142138.

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 423664035 is about 20583.1007139352. The cubic root of 423664035 is about 751.0586737988.

The spelling of 423664035 in words is "four hundred twenty-three million, six hundred sixty-four thousand, thirty-five".