8426144 has 24 divisors (see below), whose sum is σ = 16873920. Its totient is φ = 4140736.

The previous prime is 8426123. The next prime is 8426147. The reversal of 8426144 is 4416248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8426147) 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, 344 + ... + 4119.

It is an arithmetic number, because the mean of its divisors is an integer number (703080).

Almost surely, 2^8426144 is an apocalyptic number.

It is an amenable number.

8426144 is an abundant number, since it is smaller than the sum of its proper divisors (8447776).

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

8426144 is a wasteful number, since it uses less digits than its factorization.

8426144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4532 (or 4524 counting only the distinct ones).

The product of its digits is 6144, while the sum is 29.

The square root of 8426144 is about 2902.7821137660. The cubic root of 8426144 is about 203.4899471236.

The spelling of 8426144 in words is "eight million, four hundred twenty-six thousand, one hundred forty-four".