722112338 has 4 divisors (see below), whose sum is σ = 1083168510. Its totient is φ = 361056168.

The previous prime is 722112323. The next prime is 722112343. The reversal of 722112338 is 833211227.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 833211227 = 1663 ⋅501029.

It can be written as a sum of positive squares in only one way, i.e., 370062169 + 352050169 = 19237^2 + 18763^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 722112338.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180528083 + ... + 180528086.

Almost surely, 2^722112338 is an apocalyptic number.

722112338 is a deficient number, since it is larger than the sum of its proper divisors (361056172).

722112338 is a wasteful number, since it uses less digits than its factorization.

722112338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361056171.

The product of its digits is 4032, while the sum is 29.

The square root of 722112338 is about 26872.1479975085. The cubic root of 722112338 is about 897.1565973889.

It can be divided in two parts, 722 and 112338, that multiplied together give a square (81108036 = 9006²).

The spelling of 722112338 in words is "seven hundred twenty-two million, one hundred twelve thousand, three hundred thirty-eight".