6424722 has 12 divisors (see below), whose sum is σ = 13920270. Its totient is φ = 2141568.

The previous prime is 6424699. The next prime is 6424723. The reversal of 6424722 is 2274246.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6155361 + 269361 = 2481^2 + 519^2 .

It is not an unprimeable number, because it can be changed into a prime (6424723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178447 + ... + 178482.

Almost surely, 2^6424722 is an apocalyptic number.

6424722 is an abundant number, since it is smaller than the sum of its proper divisors (7495548).

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

6424722 is a wasteful number, since it uses less digits than its factorization.

6424722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356937 (or 356934 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 6424722 is about 2534.7035329600. The cubic root of 6424722 is about 185.9023073521.

Adding to 6424722 its reverse (2274246), we get a palindrome (8698968).

The spelling of 6424722 in words is "six million, four hundred twenty-four thousand, seven hundred twenty-two".