423194733 has 128 divisors (see below), whose sum is σ = 774144000. Its totient is φ = 225815040.

The previous prime is 423194729. The next prime is 423194749. The reversal of 423194733 is 337491324.

It is not a de Polignac number, because 423194733 - 2² = 423194729 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423194033) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4754953 + ... + 4755041.

It is an arithmetic number, because the mean of its divisors is an integer number (6048000).

Almost surely, 2^423194733 is an apocalyptic number.

It is an amenable number.

423194733 is a deficient number, since it is larger than the sum of its proper divisors (350949267).

423194733 is a wasteful number, since it uses less digits than its factorization.

423194733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 178 counting only the distinct ones).

The product of its digits is 54432, while the sum is 36.

The square root of 423194733 is about 20571.6973777080. The cubic root of 423194733 is about 750.7812499155.

The spelling of 423194733 in words is "four hundred twenty-three million, one hundred ninety-four thousand, seven hundred thirty-three".