8342443624 has 8 divisors (see below), whose sum is σ = 15642081810. Its totient is φ = 4171221808.

The previous prime is 8342443619. The next prime is 8342443633. The reversal of 8342443624 is 4263442438.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4958694724 + 3383748900 = 70418^2 + 58170^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 521402719 + ... + 521402734.

Almost surely, 2^8342443624 is an apocalyptic number.

It is an amenable number.

8342443624 is a deficient number, since it is larger than the sum of its proper divisors (7299638186).

8342443624 is a wasteful number, since it uses less digits than its factorization.

8342443624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042805459 (or 1042805455 counting only the distinct ones).

The product of its digits is 442368, while the sum is 40.

The square root of 8342443624 is about 91336.9784041491. The cubic root of 8342443624 is about 2028.1392044985.

The spelling of 8342443624 in words is "eight billion, three hundred forty-two million, four hundred forty-three thousand, six hundred twenty-four".