702074221 has 4 divisors (see below), whose sum is σ = 702674944. Its totient is φ = 701473500.

The previous prime is 702074213. The next prime is 702074231. The reversal of 702074221 is 122470207.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 122470207 = 859 ⋅142573.

It is a cyclic number.

It is not a de Polignac number, because 702074221 - 2³ = 702074213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (702074231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298605 + ... + 300946.

It is an arithmetic number, because the mean of its divisors is an integer number (175668736).

Almost surely, 2^702074221 is an apocalyptic number.

It is an amenable number.

702074221 is a deficient number, since it is larger than the sum of its proper divisors (600723).

702074221 is a wasteful number, since it uses less digits than its factorization.

702074221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600722.

The product of its (nonzero) digits is 1568, while the sum is 25.

The square root of 702074221 is about 26496.6832075262. The cubic root of 702074221 is about 888.7801412732.

The spelling of 702074221 in words is "seven hundred two million, seventy-four thousand, two hundred twenty-one".