423716572 has 24 divisors (see below), whose sum is σ = 750269520. Its totient is φ = 209364480.

The previous prime is 423716567. The next prime is 423716581. The reversal of 423716572 is 275617324.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202572 + ... + 204652.

It is an arithmetic number, because the mean of its divisors is an integer number (31261230).

Almost surely, 2^423716572 is an apocalyptic number.

It is an amenable number.

423716572 is a deficient number, since it is larger than the sum of its proper divisors (326552948).

423716572 is a wasteful number, since it uses less digits than its factorization.

423716572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2661 (or 2659 counting only the distinct ones).

The product of its digits is 70560, while the sum is 37.

The square root of 423716572 is about 20584.3768912251. The cubic root of 423716572 is about 751.0897178458.

The spelling of 423716572 in words is "four hundred twenty-three million, seven hundred sixteen thousand, five hundred seventy-two".