718022412 has 36 divisors (see below), whose sum is σ = 1820514696. Its totient is φ = 238613760.

The previous prime is 718022411. The next prime is 718022419. The reversal of 718022412 is 214220817.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (718022411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18213 + ... + 42044.

Almost surely, 2^718022412 is an apocalyptic number.

It is an amenable number.

718022412 is an abundant number, since it is smaller than the sum of its proper divisors (1102492284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

718022412 is a wasteful number, since it uses less digits than its factorization.

718022412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60598 (or 60593 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 27.

The square root of 718022412 is about 26795.9402148908. The cubic root of 718022412 is about 895.4596068486.

It can be divided in two parts, 7180 and 22412, that added together give a palindrome (29592).

The spelling of 718022412 in words is "seven hundred eighteen million, twenty-two thousand, four hundred twelve".