423980612 has 54 divisors (see below), whose sum is σ = 867343806. Its totient is φ = 180583040.

The previous prime is 423980593. The next prime is 423980671. The reversal of 423980612 is 216089324.

It can be written as a sum of positive squares in only one way, i.e., 399040576 + 24940036 = 19976^2 + 4994^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1867643 + ... + 1867869.

Almost surely, 2^423980612 is an apocalyptic number.

It is an amenable number.

423980612 is an abundant number, since it is smaller than the sum of its proper divisors (443363194).

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

423980612 is a wasteful number, since it uses less digits than its factorization.

423980612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 423980612 is about 20590.7894943346. The cubic root of 423980612 is about 751.2456999042.

The spelling of 423980612 in words is "four hundred twenty-three million, nine hundred eighty thousand, six hundred twelve".