4402215 has 16 divisors (see below), whose sum is σ = 7826400. Its totient is φ = 2347776.

The previous prime is 4402199. The next prime is 4402219. The reversal of 4402215 is 5122044.

4402215 is a `hidden beast` number, since 440 + 221 + 5 = 666.

It is not a de Polignac number, because 4402215 - 2⁴ = 4402199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4402219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16170 + ... + 16439.

It is an arithmetic number, because the mean of its divisors is an integer number (489150).

Almost surely, 2^4402215 is an apocalyptic number.

4402215 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4402215 is a deficient number, since it is larger than the sum of its proper divisors (3424185).

4402215 is a wasteful number, since it uses less digits than its factorization.

4402215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32623 (or 32617 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4402215 is about 2098.1456098183. The cubic root of 4402215 is about 163.8917464258.

Adding to 4402215 its reverse (5122044), we get a palindrome (9524259).

The spelling of 4402215 in words is "four million, four hundred two thousand, two hundred fifteen".