8819434 has 24 divisors (see below), whose sum is σ = 14526540. Its totient is φ = 4013568.

The previous prime is 8819423. The next prime is 8819449. The reversal of 8819434 is 4349188.

It can be written as a sum of positive squares in 6 ways, for example, as 99225 + 8720209 = 315^2 + 2953^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8819393 and 8819402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32652 + ... + 32920.

Almost surely, 2^8819434 is an apocalyptic number.

8819434 is a deficient number, since it is larger than the sum of its proper divisors (5707106).

8819434 is a wasteful number, since it uses less digits than its factorization.

8819434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394 (or 381 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 8819434 is about 2969.7531883980. The cubic root of 8819434 is about 206.6078911366.

The spelling of 8819434 in words is "eight million, eight hundred nineteen thousand, four hundred thirty-four".