8440048 has 20 divisors (see below), whose sum is σ = 16539120. Its totient is φ = 4171904.

The previous prime is 8440043. The next prime is 8440063. The reversal of 8440048 is 8400448.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8439998 and 8440025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8440043) 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, 1540 + ... + 4387.

It is an arithmetic number, because the mean of its divisors is an integer number (826956).

Almost surely, 2^8440048 is an apocalyptic number.

It is an amenable number.

8440048 is a deficient number, since it is larger than the sum of its proper divisors (8099072).

8440048 is a wasteful number, since it uses less digits than its factorization.

8440048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6024 (or 6018 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 8440048 is about 2905.1760703957. The cubic root of 8440048 is about 203.6018120298.

It can be divided in two parts, 84400 and 48, that added together give a palindrome (84448).

The spelling of 8440048 in words is "eight million, four hundred forty thousand, forty-eight".