4420537 has 4 divisors (see below), whose sum is σ = 4822416. Its totient is φ = 4018660.

The previous prime is 4420523. The next prime is 4420543. The reversal of 4420537 is 7350244.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4420537 - 2¹¹ = 4418489 is a prime.

It is a super-2 number, since 2×4420537² = 39082294736738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4420517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200923 + ... + 200944.

It is an arithmetic number, because the mean of its divisors is an integer number (1205604).

Almost surely, 2^4420537 is an apocalyptic number.

It is an amenable number.

4420537 is a deficient number, since it is larger than the sum of its proper divisors (401879).

4420537 is a wasteful number, since it uses less digits than its factorization.

4420537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401878.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 4420537 is about 2102.5073127102. The cubic root of 4420537 is about 164.1188039615.

The spelling of 4420537 in words is "four million, four hundred twenty thousand, five hundred thirty-seven".