4491548 has 6 divisors (see below), whose sum is σ = 7860216. Its totient is φ = 2245772.

The previous prime is 4491533. The next prime is 4491551. The reversal of 4491548 is 8451944.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561440 + ... + 561447.

It is an arithmetic number, because the mean of its divisors is an integer number (1310036).

Almost surely, 2^4491548 is an apocalyptic number.

It is an amenable number.

4491548 is a deficient number, since it is larger than the sum of its proper divisors (3368668).

4491548 is a wasteful number, since it uses less digits than its factorization.

4491548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122891 (or 1122889 counting only the distinct ones).

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

The square root of 4491548 is about 2119.3272517476. The cubic root of 4491548 is about 164.9929351123.

The spelling of 4491548 in words is "four million, four hundred ninety-one thousand, five hundred forty-eight".