6473722 has 4 divisors (see below), whose sum is σ = 9710586. Its totient is φ = 3236860.

The previous prime is 6473711. The next prime is 6473723. The reversal of 6473722 is 2273746.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3884841 + 2588881 = 1971^2 + 1609^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (6473723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1618429 + ... + 1618432.

Almost surely, 2^6473722 is an apocalyptic number.

6473722 is a deficient number, since it is larger than the sum of its proper divisors (3236864).

6473722 is a wasteful number, since it uses less digits than its factorization.

6473722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3236863.

The product of its digits is 14112, while the sum is 31.

The square root of 6473722 is about 2544.3509977988. The cubic root of 6473722 is about 186.3737234783.

The spelling of 6473722 in words is "six million, four hundred seventy-three thousand, seven hundred twenty-two".