722196413 has 4 divisors (see below), whose sum is σ = 722281788. Its totient is φ = 722111040.

The previous prime is 722196383. The next prime is 722196421. The reversal of 722196413 is 314691227.

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

It can be written as a sum of positive squares in 2 ways, for example, as 175244644 + 546951769 = 13238^2 + 23387^2 .

It is a cyclic number.

It is not a de Polignac number, because 722196413 - 2¹⁰ = 722195389 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 (722196493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28406 + ... + 47447.

It is an arithmetic number, because the mean of its divisors is an integer number (180570447).

Almost surely, 2^722196413 is an apocalyptic number.

It is an amenable number.

722196413 is a deficient number, since it is larger than the sum of its proper divisors (85375).

722196413 is an equidigital number, since it uses as much as digits as its factorization.

722196413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85374.

The product of its digits is 18144, while the sum is 35.

The square root of 722196413 is about 26873.7123040342. The cubic root of 722196413 is about 897.1914144618.

The spelling of 722196413 in words is "seven hundred twenty-two million, one hundred ninety-six thousand, four hundred thirteen".