4251622 has 16 divisors (see below), whose sum is σ = 6566400. Its totient is φ = 2063880.

The previous prime is 4251617. The next prime is 4251623. The reversal of 4251622 is 2261524.

It is a junction number, because it is equal to n+sod(n) for n = 4251593 and 4251602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4251623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11029 + ... + 11407.

It is an arithmetic number, because the mean of its divisors is an integer number (410400).

Almost surely, 2^4251622 is an apocalyptic number.

4251622 is a deficient number, since it is larger than the sum of its proper divisors (2314778).

4251622 is a wasteful number, since it uses less digits than its factorization.

4251622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531.

The product of its digits is 960, while the sum is 22.

The square root of 4251622 is about 2061.9461680655. The cubic root of 4251622 is about 162.0011939149.

The spelling of 4251622 in words is "four million, two hundred fifty-one thousand, six hundred twenty-two".