423323745 has 32 divisors (see below), whose sum is σ = 733152000. Its totient is φ = 207339264.

The previous prime is 423323741. The next prime is 423323767. The reversal of 423323745 is 547323324.

It is not a de Polignac number, because 423323745 - 2² = 423323741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423323741) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33351 + ... + 44259.

It is an arithmetic number, because the mean of its divisors is an integer number (22911000).

Almost surely, 2^423323745 is an apocalyptic number.

It is an amenable number.

423323745 is a deficient number, since it is larger than the sum of its proper divisors (309828255).

423323745 is a wasteful number, since it uses less digits than its factorization.

423323745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11129.

The product of its digits is 60480, while the sum is 33.

The square root of 423323745 is about 20574.8328061251. The cubic root of 423323745 is about 750.8575346942.

The spelling of 423323745 in words is "four hundred twenty-three million, three hundred twenty-three thousand, seven hundred forty-five".