722416378 has 16 divisors (see below), whose sum is σ = 1100963520. Its totient is φ = 355440096.

The previous prime is 722416363. The next prime is 722416393. The reversal of 722416378 is 873614227.

It is an interprime number because it is at equal distance from previous prime (722416363) and next prime (722416393).

It is a self number, because there is not a number n which added to its sum of digits gives 722416378.

It is an unprimeable number.

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, 157603 + ... + 162121.

It is an arithmetic number, because the mean of its divisors is an integer number (68810220).

Almost surely, 2^722416378 is an apocalyptic number.

722416378 is a deficient number, since it is larger than the sum of its proper divisors (378547142).

722416378 is a wasteful number, since it uses less digits than its factorization.

722416378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5781.

The product of its digits is 112896, while the sum is 40.

The square root of 722416378 is about 26877.8045606407. The cubic root of 722416378 is about 897.2824934135.

The spelling of 722416378 in words is "seven hundred twenty-two million, four hundred sixteen thousand, three hundred seventy-eight".