423089312 has 48 divisors (see below), whose sum is σ = 851094720. Its totient is φ = 206986752.

The previous prime is 423089309. The next prime is 423089371. The reversal of 423089312 is 213980324.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324053 + ... + 325355.

It is an arithmetic number, because the mean of its divisors is an integer number (17731140).

Almost surely, 2^423089312 is an apocalyptic number.

It is an amenable number.

423089312 is an abundant number, since it is smaller than the sum of its proper divisors (428005408).

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

423089312 is a wasteful number, since it uses less digits than its factorization.

423089312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525 (or 1517 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 423089312 is about 20569.1349356262. The cubic root of 423089312 is about 750.7189029808.

The spelling of 423089312 in words is "four hundred twenty-three million, eighty-nine thousand, three hundred twelve".