8249017444 has 12 divisors (see below), whose sum is σ = 14575934464. Its totient is φ = 4084464744.

The previous prime is 8249017393. The next prime is 8249017471. The reversal of 8249017444 is 4447109428.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8249017444.

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, 10010532 + ... + 10011355.

Almost surely, 2^8249017444 is an apocalyptic number.

It is an amenable number.

8249017444 is a deficient number, since it is larger than the sum of its proper divisors (6326917020).

8249017444 is a wasteful number, since it uses less digits than its factorization.

8249017444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20021994 (or 20021992 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 43.

The square root of 8249017444 is about 90824.1016691054. The cubic root of 8249017444 is about 2020.5397900631.

The spelling of 8249017444 in words is "eight billion, two hundred forty-nine million, seventeen thousand, four hundred forty-four".