423531146 has 8 divisors (see below), whose sum is σ = 646064640. Its totient is φ = 208176268.

The previous prime is 423531139. The next prime is 423531151. The reversal of 423531146 is 641135324.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794506 + ... + 1794741.

It is an arithmetic number, because the mean of its divisors is an integer number (80758080).

Almost surely, 2^423531146 is an apocalyptic number.

423531146 is a deficient number, since it is larger than the sum of its proper divisors (222533494).

423531146 is a wasteful number, since it uses less digits than its factorization.

423531146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3589308.

The product of its digits is 8640, while the sum is 29.

The square root of 423531146 is about 20579.8723514020. The cubic root of 423531146 is about 750.9801383988.

The spelling of 423531146 in words is "four hundred twenty-three million, five hundred thirty-one thousand, one hundred forty-six".