4280890 has 16 divisors (see below), whose sum is σ = 8111520. Its totient is φ = 1622160.

The previous prime is 4280879. The next prime is 4280897. The reversal of 4280890 is 980824.

It is not an unprimeable number, because it can be changed into a prime (4280897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11076 + ... + 11455.

It is an arithmetic number, because the mean of its divisors is an integer number (506970).

Almost surely, 2^4280890 is an apocalyptic number.

4280890 is a deficient number, since it is larger than the sum of its proper divisors (3830630).

4280890 is a wasteful number, since it uses less digits than its factorization.

4280890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22557.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 4280890 is about 2069.0311742456. The cubic root of 4280890 is about 162.3720807886.

The spelling of 4280890 in words is "four million, two hundred eighty thousand, eight hundred ninety".