8553722 has 4 divisors (see below), whose sum is σ = 12830586. Its totient is φ = 4276860.

The previous prime is 8553719. The next prime is 8553733. The reversal of 8553722 is 2273558.

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., 8116801 + 436921 = 2849^2 + 661^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2138429 + ... + 2138432.

Almost surely, 2^8553722 is an apocalyptic number.

8553722 is a deficient number, since it is larger than the sum of its proper divisors (4276864).

8553722 is a wasteful number, since it uses less digits than its factorization.

8553722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4276863.

The product of its digits is 16800, while the sum is 32.

The square root of 8553722 is about 2924.6746827639. The cubic root of 8553722 is about 204.5118028111.

It can be divided in two parts, 8 and 553722, that multiplied together give a triangular number (4429776 = T₂₉₇₆).

The spelling of 8553722 in words is "eight million, five hundred fifty-three thousand, seven hundred twenty-two".