4355538 has 16 divisors (see below), whose sum is σ = 9503136. Its totient is φ = 1319840.

The previous prime is 4355509. The next prime is 4355551. The reversal of 4355538 is 8355534.

It is a super-2 number, since 2×4355538² = 37941422538888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 4355499 and 4355508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32931 + ... + 33062.

It is an arithmetic number, because the mean of its divisors is an integer number (593946).

Almost surely, 2^4355538 is an apocalyptic number.

4355538 is an abundant number, since it is smaller than the sum of its proper divisors (5147598).

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

4355538 is a wasteful number, since it uses less digits than its factorization.

4355538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66009.

The product of its digits is 36000, while the sum is 33.

The square root of 4355538 is about 2086.9925730582. The cubic root of 4355538 is about 163.3104350333.

The spelling of 4355538 in words is "four million, three hundred fifty-five thousand, five hundred thirty-eight".