4491730 has 8 divisors (see below), whose sum is σ = 8085132. Its totient is φ = 1796688.

The previous prime is 4491719. The next prime is 4491749. The reversal of 4491730 is 371944.

It can be written as a sum of positive squares in 2 ways, for example, as 4355569 + 136161 = 2087^2 + 369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224577 + ... + 224596.

Almost surely, 2^4491730 is an apocalyptic number.

4491730 is a deficient number, since it is larger than the sum of its proper divisors (3593402).

4491730 is a wasteful number, since it uses less digits than its factorization.

4491730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449180.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 4491730 is about 2119.3701894667. The cubic root of 4491730 is about 164.9951636170.

The spelling of 4491730 in words is "four million, four hundred ninety-one thousand, seven hundred thirty".