4855390 has 16 divisors (see below), whose sum is σ = 8766432. Its totient is φ = 1936224.

The previous prime is 4855363. The next prime is 4855391. The reversal of 4855390 is 935584.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4855391) by changing a digit.

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, 4372 + ... + 5368.

It is an arithmetic number, because the mean of its divisors is an integer number (547902).

Almost surely, 2^4855390 is an apocalyptic number.

4855390 is a deficient number, since it is larger than the sum of its proper divisors (3911042).

4855390 is a wasteful number, since it uses less digits than its factorization.

4855390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 4855390 is about 2203.4949512082. The cubic root of 4855390 is about 169.3329105259.

The spelling of 4855390 in words is "four million, eight hundred fifty-five thousand, three hundred ninety".