424093823 has 4 divisors (see below), whose sum is σ = 425249760. Its totient is φ = 422937888.

The previous prime is 424093819. The next prime is 424093843. The reversal of 424093823 is 328390424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 424093823 - 2² = 424093819 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424093843) 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, 577418 + ... + 578151.

It is an arithmetic number, because the mean of its divisors is an integer number (106312440).

Almost surely, 2^424093823 is an apocalyptic number.

424093823 is a deficient number, since it is larger than the sum of its proper divisors (1155937).

424093823 is a wasteful number, since it uses less digits than its factorization.

424093823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155936.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 424093823 is about 20593.5383797928. The cubic root of 424093823 is about 751.3125596503.

The spelling of 424093823 in words is "four hundred twenty-four million, ninety-three thousand, eight hundred twenty-three".