117249474 has 8 divisors (see below), whose sum is σ = 234498960. Its totient is φ = 39083156.

The previous prime is 117249449. The next prime is 117249479. The reversal of 117249474 is 474942711.

It is a sphenic number, since it is the product of 3 distinct primes.

117249474 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (117249479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9770784 + ... + 9770795.

It is an arithmetic number, because the mean of its divisors is an integer number (29312370).

Almost surely, 2^117249474 is an apocalyptic number.

117249474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

117249474 is a wasteful number, since it uses less digits than its factorization.

117249474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19541584.

The product of its digits is 56448, while the sum is 39.

The square root of 117249474 is about 10828.1796254033. The cubic root of 117249474 is about 489.4447048351. Note that the first 3 decimals are identical.

The spelling of 117249474 in words is "one hundred seventeen million, two hundred forty-nine thousand, four hundred seventy-four".