443420334 has 24 divisors (see below), whose sum is σ = 1097993520. Its totient is φ = 126691488.

The previous prime is 443420297. The next prime is 443420363. The reversal of 443420334 is 433024344.

It is a junction number, because it is equal to n+sod(n) for n = 443420298 and 443420307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1759479 + ... + 1759730.

It is an arithmetic number, because the mean of its divisors is an integer number (45749730).

Almost surely, 2^443420334 is an apocalyptic number.

443420334 is an abundant number, since it is smaller than the sum of its proper divisors (654573186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

443420334 is a wasteful number, since it uses less digits than its factorization.

443420334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519224 (or 3519221 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

The square root of 443420334 is about 21057.5481478732. The cubic root of 443420334 is about 762.5562206688.

Adding to 443420334 its reverse (433024344), we get a palindrome (876444678).

The spelling of 443420334 in words is "four hundred forty-three million, four hundred twenty thousand, three hundred thirty-four".