4420530 has 24 divisors (see below), whose sum is σ = 11493612. Its totient is φ = 1178784.

The previous prime is 4420523. The next prime is 4420543. The reversal of 4420530 is 350244.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4297329 + 123201 = 2073^2 + 351^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24469 + ... + 24648.

Almost surely, 2^4420530 is an apocalyptic number.

4420530 is an abundant number, since it is smaller than the sum of its proper divisors (7073082).

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

4420530 is a wasteful number, since it uses less digits than its factorization.

4420530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49130 (or 49127 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 4420530 is about 2102.5056480305. The cubic root of 4420530 is about 164.1187173331.

Adding to 4420530 its reverse (350244), we get a palindrome (4770774).

It can be divided in two parts, 4420 and 530, that added together give a triangular number (4950 = T₉₉).

The spelling of 4420530 in words is "four million, four hundred twenty thousand, five hundred thirty".