443952423 has 12 divisors (see below), whose sum is σ = 675015640. Its totient is φ = 280390896.

The previous prime is 443952419. The next prime is 443952437. The reversal of 443952423 is 324259344.

It is not a de Polignac number, because 443952423 - 2² = 443952419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443952323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1297936 + ... + 1298277.

Almost surely, 2^443952423 is an apocalyptic number.

443952423 is a deficient number, since it is larger than the sum of its proper divisors (231063217).

443952423 is a wasteful number, since it uses less digits than its factorization.

443952423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2596238 (or 2596235 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 443952423 is about 21070.1785232114. The cubic root of 443952423 is about 762.8611124080.

The spelling of 443952423 in words is "four hundred forty-three million, nine hundred fifty-two thousand, four hundred twenty-three".