117722016 has 72 divisors (see below), whose sum is σ = 337113504. Its totient is φ = 38966400.

The previous prime is 117721987. The next prime is 117722021. The reversal of 117722016 is 610227711.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×117722016² = 27716946102208512, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42135 + ... + 44841.

It is an arithmetic number, because the mean of its divisors is an integer number (4682132).

Almost surely, 2^117722016 is an apocalyptic number.

117722016 is a gapful number since it is divisible by the number (16) 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 117722016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168556752).

117722016 is an abundant number, since it is smaller than the sum of its proper divisors (219391488).

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

117722016 is a wasteful number, since it uses less digits than its factorization.

117722016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874 (or 2863 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

The square root of 117722016 is about 10849.9776958296. The cubic root of 117722016 is about 490.1013479106.

Adding to 117722016 its reverse (610227711), we get a palindrome (727949727).

The spelling of 117722016 in words is "one hundred seventeen million, seven hundred twenty-two thousand, sixteen".