4489154 has 4 divisors (see below), whose sum is σ = 6733734. Its totient is φ = 2244576.

The previous prime is 4489129. The next prime is 4489159. The reversal of 4489154 is 4519844.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2486929 + 2002225 = 1577^2 + 1415^2 .

It is a congruent 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 as a sum of consecutive naturals, namely, 1122287 + ... + 1122290.

Almost surely, 2^4489154 is an apocalyptic number.

4489154 is a deficient number, since it is larger than the sum of its proper divisors (2244580).

4489154 is a wasteful number, since it uses less digits than its factorization.

4489154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244579.

The product of its digits is 23040, while the sum is 35.

The square root of 4489154 is about 2118.7623745951. The cubic root of 4489154 is about 164.9636160976.

It can be divided in two parts, 44 and 89154, that added together give a palindrome (89198).

The spelling of 4489154 in words is "four million, four hundred eighty-nine thousand, one hundred fifty-four".