4398722 has 4 divisors (see below), whose sum is σ = 6598086. Its totient is φ = 2199360.

The previous prime is 4398707. The next prime is 4398731. The reversal of 4398722 is 2278934.

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., 3455881 + 942841 = 1859^2 + 971^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099679 + ... + 1099682.

Almost surely, 2^4398722 is an apocalyptic number.

4398722 is a deficient number, since it is larger than the sum of its proper divisors (2199364).

4398722 is a wasteful number, since it uses less digits than its factorization.

4398722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199363.

The product of its digits is 24192, while the sum is 35.

The square root of 4398722 is about 2097.3130429194. The cubic root of 4398722 is about 163.8483875447.

The spelling of 4398722 in words is "four million, three hundred ninety-eight thousand, seven hundred twenty-two".