4489156 has 24 divisors (see below), whose sum is σ = 9507456. Its totient is φ = 1810560.

The previous prime is 4489129. The next prime is 4489159. The reversal of 4489156 is 6519844.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4489159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4240 + ... + 5191.

It is an arithmetic number, because the mean of its divisors is an integer number (396144).

Almost surely, 2^4489156 is an apocalyptic number.

It is an amenable number.

4489156 is an abundant number, since it is smaller than the sum of its proper divisors (5018300).

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

4489156 is a wasteful number, since it uses less digits than its factorization.

4489156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9459 (or 9457 counting only the distinct ones).

The product of its digits is 34560, while the sum is 37.

The square root of 4489156 is about 2118.7628465687. The cubic root of 4489156 is about 164.9636405957.

It can be divided in two parts, 448 and 9156, that added together give a square (9604 = 98²).

The spelling of 4489156 in words is "four million, four hundred eighty-nine thousand, one hundred fifty-six".