423455064 has 16 divisors (see below), whose sum is σ = 1058637720. Its totient is φ = 141151680.

The previous prime is 423455063. The next prime is 423455069. The reversal of 423455064 is 460554324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423455063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8821957 + ... + 8822004.

Almost surely, 2^423455064 is an apocalyptic number.

It is an amenable number.

423455064 is an abundant number, since it is smaller than the sum of its proper divisors (635182656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423455064 is a wasteful number, since it uses less digits than its factorization.

423455064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17643970 (or 17643966 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 423455064 is about 20578.0238118241. The cubic root of 423455064 is about 750.9351676861.

The spelling of 423455064 in words is "four hundred twenty-three million, four hundred fifty-five thousand, sixty-four".