8357144 has 16 divisors (see below), whose sum is σ = 15826320. Its totient is φ = 4136800.

The previous prime is 8357143. The next prime is 8357147. The reversal of 8357144 is 4417538.

It is a self number, because there is not a number n which added to its sum of digits gives 8357144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8357143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4364 + ... + 5979.

It is an arithmetic number, because the mean of its divisors is an integer number (989145).

Almost surely, 2^8357144 is an apocalyptic number.

It is an amenable number.

8357144 is a deficient number, since it is larger than the sum of its proper divisors (7469176).

8357144 is a wasteful number, since it uses less digits than its factorization.

8357144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10450 (or 10446 counting only the distinct ones).

The product of its digits is 13440, while the sum is 32.

The square root of 8357144 is about 2890.8725326448. The cubic root of 8357144 is about 202.9329779474.

The spelling of 8357144 in words is "eight million, three hundred fifty-seven thousand, one hundred forty-four".