117422389 has 16 divisors (see below), whose sum is σ = 139345920. Its totient is φ = 96824880.

The previous prime is 117422381. The next prime is 117422411. The reversal of 117422389 is 983224711.

It is a cyclic number.

It is not a de Polignac number, because 117422389 - 2³ = 117422381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117422381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37332 + ... + 40354.

It is an arithmetic number, because the mean of its divisors is an integer number (8709120).

Almost surely, 2^117422389 is an apocalyptic number.

It is an amenable number.

117422389 is a deficient number, since it is larger than the sum of its proper divisors (21923531).

117422389 is a wasteful number, since it uses less digits than its factorization.

117422389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240.

The product of its digits is 24192, while the sum is 37.

The square root of 117422389 is about 10836.1611745119. The cubic root of 117422389 is about 489.6851913753.

The spelling of 117422389 in words is "one hundred seventeen million, four hundred twenty-two thousand, three hundred eighty-nine".