423911392 has 24 divisors (see below), whose sum is σ = 838782000. Its totient is φ = 210887424.

The previous prime is 423911381. The next prime is 423911399. The reversal of 423911392 is 293119324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423911399) 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, 26917 + ... + 39652.

It is an arithmetic number, because the mean of its divisors is an integer number (34949250).

Almost surely, 2^423911392 is an apocalyptic number.

It is an amenable number.

423911392 is a deficient number, since it is larger than the sum of its proper divisors (414870608).

423911392 is a wasteful number, since it uses less digits than its factorization.

423911392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66778 (or 66770 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 423911392 is about 20589.1085771094. The cubic root of 423911392 is about 751.2048143416.

The spelling of 423911392 in words is "four hundred twenty-three million, nine hundred eleven thousand, three hundred ninety-two".