4415428 has 6 divisors (see below), whose sum is σ = 7727006. Its totient is φ = 2207712.

The previous prime is 4415407. The next prime is 4415431. The reversal of 4415428 is 8245144.

It can be written as a sum of positive squares in only one way, i.e., 4318084 + 97344 = 2078^2 + 312^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4415396 and 4415405.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551925 + ... + 551932.

Almost surely, 2^4415428 is an apocalyptic number.

It is an amenable number.

4415428 is a deficient number, since it is larger than the sum of its proper divisors (3311578).

4415428 is a wasteful number, since it uses less digits than its factorization.

4415428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103861 (or 1103859 counting only the distinct ones).

The product of its digits is 5120, while the sum is 28.

The square root of 4415428 is about 2101.2919835187. The cubic root of 4415428 is about 164.0555532599.

The spelling of 4415428 in words is "four million, four hundred fifteen thousand, four hundred twenty-eight".