117643470 has 32 divisors (see below), whose sum is σ = 322679808. Its totient is φ = 26889888.

The previous prime is 117643469. The next prime is 117643507. The reversal of 117643470 is 74346711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279894 + ... + 280313.

It is an arithmetic number, because the mean of its divisors is an integer number (10083744).

Almost surely, 2^117643470 is an apocalyptic number.

117643470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117643470 is an abundant number, since it is smaller than the sum of its proper divisors (205036338).

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

117643470 is a wasteful number, since it uses less digits than its factorization.

117643470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560224.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 117643470 is about 10846.3574530807. The cubic root of 117643470 is about 489.9923225231.

The spelling of 117643470 in words is "one hundred seventeen million, six hundred forty-three thousand, four hundred seventy".