423776624 has 10 divisors (see below), whose sum is σ = 821067240. Its totient is φ = 211888304.

The previous prime is 423776621. The next prime is 423776641. The reversal of 423776624 is 426677324.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423776621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13243004 + ... + 13243035.

It is an arithmetic number, because the mean of its divisors is an integer number (82106724).

Almost surely, 2^423776624 is an apocalyptic number.

It is an amenable number.

423776624 is a deficient number, since it is larger than the sum of its proper divisors (397290616).

423776624 is a wasteful number, since it uses less digits than its factorization.

423776624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26486047 (or 26486041 counting only the distinct ones).

The product of its digits is 338688, while the sum is 41.

The square root of 423776624 is about 20585.8355186279. The cubic root of 423776624 is about 751.1251993540.

The spelling of 423776624 in words is "four hundred twenty-three million, seven hundred seventy-six thousand, six hundred twenty-four".