423399364 has 24 divisors (see below), whose sum is σ = 798110208. Its totient is φ = 195961920.

The previous prime is 423399329. The next prime is 423399377. The reversal of 423399364 is 463993324.

It is a self number, because there is not a number n which added to its sum of digits gives 423399364.

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, 71377 + ... + 77080.

It is an arithmetic number, because the mean of its divisors is an integer number (33254592).

Almost surely, 2^423399364 is an apocalyptic number.

It is an amenable number.

423399364 is a deficient number, since it is larger than the sum of its proper divisors (374710844).

423399364 is a wasteful number, since it uses less digits than its factorization.

423399364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148515 (or 148513 counting only the distinct ones).

The product of its digits is 419904, while the sum is 43.

The square root of 423399364 is about 20576.6703817697. The cubic root of 423399364 is about 750.9022409945.

The spelling of 423399364 in words is "four hundred twenty-three million, three hundred ninety-nine thousand, three hundred sixty-four".