423072026 has 8 divisors (see below), whose sum is σ = 683424084. Its totient is φ = 195264000.

The previous prime is 423072007. The next prime is 423072043. The reversal of 423072026 is 620270324.

It can be written as a sum of positive squares in 2 ways, for example, as 422508025 + 564001 = 20555^2 + 751^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 16272001 = 423072026 / (4 + 2 + 3 + 0 + 7 + 2 + 0 + 2 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 423071986 and 423072004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8135975 + ... + 8136026.

Almost surely, 2^423072026 is an apocalyptic number.

423072026 is a deficient number, since it is larger than the sum of its proper divisors (260352058).

423072026 is a wasteful number, since it uses less digits than its factorization.

423072026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16272016.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 423072026 is about 20568.7147386510. The cubic root of 423072026 is about 750.7086788955.

The spelling of 423072026 in words is "four hundred twenty-three million, seventy-two thousand, twenty-six".