423784704 has 144 divisors (see below), whose sum is σ = 1365130368. Its totient is φ = 113934336.

The previous prime is 423784693. The next prime is 423784741. The reversal of 423784704 is 407487324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89074 + ... + 93710.

It is an arithmetic number, because the mean of its divisors is an integer number (9480072).

Almost surely, 2^423784704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423784704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (682565184).

423784704 is an abundant number, since it is smaller than the sum of its proper divisors (941345664).

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

423784704 is a wasteful number, since it uses less digits than its factorization.

423784704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680 (or 4666 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 39.

The square root of 423784704 is about 20586.0317691390. The cubic root of 423784704 is about 751.1299731371.

The spelling of 423784704 in words is "four hundred twenty-three million, seven hundred eighty-four thousand, seven hundred four".