423449576 has 16 divisors (see below), whose sum is σ = 866147040. Its totient is φ = 192477040.

The previous prime is 423449569. The next prime is 423449597. The reversal of 423449576 is 675944324.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 2405876 + ... + 2406051.

It is an arithmetic number, because the mean of its divisors is an integer number (54134190).

Almost surely, 2^423449576 is an apocalyptic number.

It is an amenable number.

423449576 is an abundant number, since it is smaller than the sum of its proper divisors (442697464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423449576 is a wasteful number, since it uses less digits than its factorization.

423449576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4811944 (or 4811940 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The square root of 423449576 is about 20577.8904652542. The cubic root of 423449576 is about 750.9319236189.

The spelling of 423449576 in words is "four hundred twenty-three million, four hundred forty-nine thousand, five hundred seventy-six".