117090630 has 64 divisors (see below), whose sum is σ = 318919680. Its totient is φ = 30556512.

The previous prime is 117090601. The next prime is 117090637. The reversal of 117090630 is 36090711.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 117090594 and 117090603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117090637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8077 + ... + 17303.

It is an arithmetic number, because the mean of its divisors is an integer number (4983120).

Almost surely, 2^117090630 is an apocalyptic number.

117090630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 117090630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159459840).

117090630 is an abundant number, since it is smaller than the sum of its proper divisors (201829050).

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

117090630 is a wasteful number, since it uses less digits than its factorization.

117090630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9290 (or 9284 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 117090630 is about 10820.8423886498. The cubic root of 117090630 is about 489.2235794943.

The spelling of 117090630 in words is "one hundred seventeen million, ninety thousand, six hundred thirty".