116717620 has 24 divisors (see below), whose sum is σ = 247538088. Its totient is φ = 46224000.

The previous prime is 116717599. The next prime is 116717639. The reversal of 116717620 is 26717611.

It can be written as a sum of positive squares in 4 ways, for example, as 57335184 + 59382436 = 7572^2 + 7706^2 .

It is a super-3 number, since 3×116717620³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26871 + ... + 30910.

It is an arithmetic number, because the mean of its divisors is an integer number (10314087).

Almost surely, 2^116717620 is an apocalyptic number.

116717620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

116717620 is an abundant number, since it is smaller than the sum of its proper divisors (130820468).

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

116717620 is a wasteful number, since it uses less digits than its factorization.

116717620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57891 (or 57889 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 31.

The square root of 116717620 is about 10803.5929208759. The cubic root of 116717620 is about 488.7035281765.

Subtracting from 116717620 its reverse (26717611), we obtain a palindrome (90000009).

It can be divided in two parts, 11671 and 7620, that added together give a palindrome (19291).

The spelling of 116717620 in words is "one hundred sixteen million, seven hundred seventeen thousand, six hundred twenty".