423353986 has 8 divisors (see below), whose sum is σ = 692761104. Its totient is φ = 192433620.

The previous prime is 423353947. The next prime is 423353989. The reversal of 423353986 is 689353324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (423353989) 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, 9621660 + ... + 9621703.

It is an arithmetic number, because the mean of its divisors is an integer number (86595138).

Almost surely, 2^423353986 is an apocalyptic number.

423353986 is a deficient number, since it is larger than the sum of its proper divisors (269407118).

423353986 is a wasteful number, since it uses less digits than its factorization.

423353986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19243376.

The product of its digits is 466560, while the sum is 43.

The square root of 423353986 is about 20575.5676956919. The cubic root of 423353986 is about 750.8754139511.

The spelling of 423353986 in words is "four hundred twenty-three million, three hundred fifty-three thousand, nine hundred eighty-six".