4490670 has 16 divisors (see below), whose sum is σ = 10777680. Its totient is φ = 1197504.

The previous prime is 4490663. The next prime is 4490687. The reversal of 4490670 is 760944.

It is a super-2 number, since 2×4490670² = 40332234097800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 149689 = 4490670 / (4 + 4 + 9 + 0 + 6 + 7 + 0).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74815 + ... + 74874.

It is an arithmetic number, because the mean of its divisors is an integer number (673605).

Almost surely, 2^4490670 is an apocalyptic number.

4490670 is an abundant number, since it is smaller than the sum of its proper divisors (6287010).

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

4490670 is a wasteful number, since it uses less digits than its factorization.

4490670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149699.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 4490670 is about 2119.1201004190. The cubic root of 4490670 is about 164.9821835676.

The spelling of 4490670 in words is "four million, four hundred ninety thousand, six hundred seventy".