423392748 has 12 divisors (see below), whose sum is σ = 987916440. Its totient is φ = 141130912.

The previous prime is 423392743. The next prime is 423392831. The reversal of 423392748 is 847293324.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×423392748² = 358522838117983008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (423392743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17641353 + ... + 17641376.

It is an arithmetic number, because the mean of its divisors is an integer number (82326370).

Almost surely, 2^423392748 is an apocalyptic number.

It is an amenable number.

423392748 is an abundant number, since it is smaller than the sum of its proper divisors (564523692).

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

423392748 is a wasteful number, since it uses less digits than its factorization.

423392748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35282736 (or 35282734 counting only the distinct ones).

The product of its digits is 290304, while the sum is 42.

The square root of 423392748 is about 20576.5096165506. The cubic root of 423392748 is about 750.8983297974.

The spelling of 423392748 in words is "four hundred twenty-three million, three hundred ninety-two thousand, seven hundred forty-eight".