423421346 has 64 divisors (see below), whose sum is σ = 734832000. Its totient is φ = 181748736.

The previous prime is 423421337. The next prime is 423421357. The reversal of 423421346 is 643124324.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2841680 + ... + 2841828.

It is an arithmetic number, because the mean of its divisors is an integer number (11481750).

Almost surely, 2^423421346 is an apocalyptic number.

423421346 is a deficient number, since it is larger than the sum of its proper divisors (311410654).

423421346 is a wasteful number, since it uses less digits than its factorization.

423421346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323.

The product of its digits is 13824, while the sum is 29.

The square root of 423421346 is about 20577.2045234526. The cubic root of 423421346 is about 750.9152358553.

The spelling of 423421346 in words is "four hundred twenty-three million, four hundred twenty-one thousand, three hundred forty-six".