4251122 has 16 divisors (see below), whose sum is σ = 6826680. Its totient is φ = 1978368.

The previous prime is 4251073. The next prime is 4251131. The reversal of 4251122 is 2211524.

It can be written as a sum of positive squares in 4 ways, for example, as 4206601 + 44521 = 2051^2 + 211^2 .

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 4251122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2654 + ... + 3942.

Almost surely, 2^4251122 is an apocalyptic number.

4251122 is a deficient number, since it is larger than the sum of its proper divisors (2575558).

4251122 is a wasteful number, since it uses less digits than its factorization.

4251122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1405.

The product of its digits is 160, while the sum is 17.

The square root of 4251122 is about 2061.8249198222. The cubic root of 4251122 is about 161.9948431016.

Adding to 4251122 its reverse (2211524), we get a palindrome (6462646).

The spelling of 4251122 in words is "four million, two hundred fifty-one thousand, one hundred twenty-two".