423874776 has 64 divisors (see below), whose sum is σ = 1147104000. Its totient is φ = 129748608.

The previous prime is 423874729. The next prime is 423874793. The reversal of 423874776 is 677478324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58675 + ... + 65501.

It is an arithmetic number, because the mean of its divisors is an integer number (17923500).

Almost surely, 2^423874776 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 423874776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (573552000).

423874776 is an abundant number, since it is smaller than the sum of its proper divisors (723229224).

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

423874776 is a wasteful number, since it uses less digits than its factorization.

423874776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7048 (or 7044 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 48.

The square root of 423874776 is about 20588.2193499098. The cubic root of 423874776 is about 751.1831848942.

The spelling of 423874776 in words is "four hundred twenty-three million, eight hundred seventy-four thousand, seven hundred seventy-six".