722601106 has 4 divisors (see below), whose sum is σ = 1083901662. Its totient is φ = 361300552.

The previous prime is 722601073. The next prime is 722601107. The reversal of 722601106 is 601106227.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 601106227 = 5477 ⋅109751.

It can be written as a sum of positive squares in only one way, i.e., 520250481 + 202350625 = 22809^2 + 14225^2 .

It is not an unprimeable number, because it can be changed into a prime (722601107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180650275 + ... + 180650278.

Almost surely, 2^722601106 is an apocalyptic number.

722601106 is a deficient number, since it is larger than the sum of its proper divisors (361300556).

722601106 is a wasteful number, since it uses less digits than its factorization.

722601106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361300555.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 722601106 is about 26881.2407823746. The cubic root of 722601106 is about 897.3589678122.

The spelling of 722601106 in words is "seven hundred twenty-two million, six hundred one thousand, one hundred six".