4279122 has 32 divisors (see below), whose sum is σ = 9609600. Its totient is φ = 1411344.

The previous prime is 4279117. The next prime is 4279141. The reversal of 4279122 is 2219724.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5523 + ... + 6249.

It is an arithmetic number, because the mean of its divisors is an integer number (300300).

Almost surely, 2^4279122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4279122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4804800).

4279122 is an abundant number, since it is smaller than the sum of its proper divisors (5330478).

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

4279122 is a wasteful number, since it uses less digits than its factorization.

4279122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 841 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 4279122 is about 2068.6038770146. The cubic root of 4279122 is about 162.3497245832.

The spelling of 4279122 in words is "four million, two hundred seventy-nine thousand, one hundred twenty-two".