423832456 has 8 divisors (see below), whose sum is σ = 794685870. Its totient is φ = 211916224.

The previous prime is 423832433. The next prime is 423832471. The reversal of 423832456 is 654238324.

It can be written as a sum of positive squares in only one way, i.e., 340402500 + 83429956 = 18450^2 + 9134^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26489521 + ... + 26489536.

Almost surely, 2^423832456 is an apocalyptic number.

It is an amenable number.

423832456 is a deficient number, since it is larger than the sum of its proper divisors (370853414).

423832456 is a wasteful number, since it uses less digits than its factorization.

423832456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52979063 (or 52979059 counting only the distinct ones).

The product of its digits is 138240, while the sum is 37.

The square root of 423832456 is about 20587.1915520306. The cubic root of 423832456 is about 751.1581844836.

The spelling of 423832456 in words is "four hundred twenty-three million, eight hundred thirty-two thousand, four hundred fifty-six".