4478355 has 48 divisors (see below), whose sum is σ = 9275040. Its totient is φ = 2044224.

The previous prime is 4478351. The next prime is 4478359. The reversal of 4478355 is 5538744.

It is an interprime number because it is at equal distance from previous prime (4478351) and next prime (4478359).

It is not a de Polignac number, because 4478355 - 2² = 4478351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4478351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6277 + ... + 6953.

It is an arithmetic number, because the mean of its divisors is an integer number (193230).

Almost surely, 2^4478355 is an apocalyptic number.

4478355 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

4478355 is an abundant number, since it is smaller than the sum of its proper divisors (4796685).

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

4478355 is a wasteful number, since it uses less digits than its factorization.

4478355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 705 (or 692 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 4478355 is about 2116.2124184495. The cubic root of 4478355 is about 164.8312323963.

The spelling of 4478355 in words is "four million, four hundred seventy-eight thousand, three hundred fifty-five".