6451022 has 16 divisors (see below), whose sum is σ = 9997344. Its totient is φ = 3120000.

The previous prime is 6451019. The next prime is 6451031. The reversal of 6451022 is 2201546.

It is a happy number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 6450985 and 6451003.

It is a congruent number.

It is an unprimeable number.

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, 12122 + ... + 12642.

It is an arithmetic number, because the mean of its divisors is an integer number (624834).

Almost surely, 2^6451022 is an apocalyptic number.

6451022 is a deficient number, since it is larger than the sum of its proper divisors (3546322).

6451022 is a wasteful number, since it uses less digits than its factorization.

6451022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 6451022 is about 2539.8862179239. The cubic root of 6451022 is about 186.1556295637.

Adding to 6451022 its reverse (2201546), we get a palindrome (8652568).

The spelling of 6451022 in words is "six million, four hundred fifty-one thousand, twenty-two".