913977216 has 256 divisors, whose sum is σ = 2937600000. Its totient is φ = 278691840.

The previous prime is 913977187. The next prime is 913977221. The reversal of 913977216 is 612779319.

913977216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×913977216³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2035360 + ... + 2035808.

It is an arithmetic number, because the mean of its divisors is an integer number (11475000).

Almost surely, 2^913977216 is an apocalyptic number.

913977216 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 913977216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468800000).

913977216 is an abundant number, since it is smaller than the sum of its proper divisors (2023622784).

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

913977216 is a wasteful number, since it uses less digits than its factorization.

913977216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522 (or 504 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 913977216 is about 30232.0560994452. The cubic root of 913977216 is about 970.4618256450.

The spelling of 913977216 in words is "nine hundred thirteen million, nine hundred seventy-seven thousand, two hundred sixteen".