117586490 has 16 divisors (see below), whose sum is σ = 241892352. Its totient is φ = 40315344.

The previous prime is 117586487. The next prime is 117586499. The reversal of 117586490 is 94685711.

It is not an unprimeable number, because it can be changed into a prime (117586499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 839834 + ... + 839973.

It is an arithmetic number, because the mean of its divisors is an integer number (15118272).

Almost surely, 2^117586490 is an apocalyptic number.

117586490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117586490 is an abundant number, since it is smaller than the sum of its proper divisors (124305862).

117586490 is a wasteful number, since it uses less digits than its factorization.

117586490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1679821.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 117586490 is about 10843.7304466682. The cubic root of 117586490 is about 489.9132013406.

The spelling of 117586490 in words is "one hundred seventeen million, five hundred eighty-six thousand, four hundred ninety".