4428365 has 8 divisors (see below), whose sum is σ = 5393760. Its totient is φ = 3489552.

The previous prime is 4428353. The next prime is 4428379. The reversal of 4428365 is 5638244.

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

It is a cyclic number.

It is not a de Polignac number, because 4428365 - 2⁶ = 4428301 is a prime.

It is a super-2 number, since 2×4428365² = 39220833146450, which contains 22 as substring.

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, 6275 + ... + 6944.

It is an arithmetic number, because the mean of its divisors is an integer number (674220).

Almost surely, 2^4428365 is an apocalyptic number.

It is an amenable number.

4428365 is a deficient number, since it is larger than the sum of its proper divisors (965395).

4428365 is a wasteful number, since it uses less digits than its factorization.

4428365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13291.

The product of its digits is 23040, while the sum is 32.

The square root of 4428365 is about 2104.3680761692. The cubic root of 4428365 is about 164.2156220934.

The spelling of 4428365 in words is "four million, four hundred twenty-eight thousand, three hundred sixty-five".