702216401 has 8 divisors (see below), whose sum is σ = 710713344. Its totient is φ = 693766080.

The previous prime is 702216397. The next prime is 702216409. The reversal of 702216401 is 104612207.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 702216401 - 2² = 702216397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (702216409) 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 7 ways as a sum of consecutive naturals, for example, 19136 + ... + 42078.

It is an arithmetic number, because the mean of its divisors is an integer number (88839168).

Almost surely, 2^702216401 is an apocalyptic number.

It is an amenable number.

702216401 is a deficient number, since it is larger than the sum of its proper divisors (8496943).

702216401 is a wasteful number, since it uses less digits than its factorization.

702216401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23311.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 702216401 is about 26499.3660490209. The cubic root of 702216401 is about 888.8401340904.

Adding to 702216401 its reverse (104612207), we get a palindrome (806828608).

The spelling of 702216401 in words is "seven hundred two million, two hundred sixteen thousand, four hundred one".