700221079 has 4 divisors (see below), whose sum is σ = 737074840. Its totient is φ = 663367320.

The previous prime is 700221059. The next prime is 700221091. The reversal of 700221079 is 970122007.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 700221079 - 2⁵ = 700221047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (700221029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18426852 + ... + 18426889.

It is an arithmetic number, because the mean of its divisors is an integer number (184268710).

Almost surely, 2^700221079 is an apocalyptic number.

700221079 is a deficient number, since it is larger than the sum of its proper divisors (36853761).

700221079 is a wasteful number, since it uses less digits than its factorization.

700221079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36853760.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 700221079 is about 26461.6907812029. The cubic root of 700221079 is about 887.9974666317.

The spelling of 700221079 in words is "seven hundred million, two hundred twenty-one thousand, seventy-nine".