4727722 has 4 divisors (see below), whose sum is σ = 7091586. Its totient is φ = 2363860.

The previous prime is 4727711. The next prime is 4727731. The reversal of 4727722 is 2277274.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2277274 = 2 ⋅1138637.

It can be written as a sum of positive squares in only one way, i.e., 4447881 + 279841 = 2109^2 + 529^2 .

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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1181929 + ... + 1181932.

Almost surely, 2^4727722 is an apocalyptic number.

4727722 is a deficient number, since it is larger than the sum of its proper divisors (2363864).

4727722 is a wasteful number, since it uses less digits than its factorization.

4727722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363863.

The product of its digits is 10976, while the sum is 31.

The square root of 4727722 is about 2174.3325412641. The cubic root of 4727722 is about 167.8355581032.

The spelling of 4727722 in words is "four million, seven hundred twenty-seven thousand, seven hundred twenty-two".