147318864 has 160 divisors (see below), whose sum is σ = 495396864. Its totient is φ = 36579840.

The previous prime is 147318839. The next prime is 147318893. The reversal of 147318864 is 468813741.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84142 + ... + 85874.

Almost surely, 2^147318864 is an apocalyptic number.

147318864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147318864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247698432).

147318864 is an abundant number, since it is smaller than the sum of its proper divisors (348078000).

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

147318864 is a wasteful number, since it uses less digits than its factorization.

147318864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785 (or 1779 counting only the distinct ones).

The product of its digits is 129024, while the sum is 42.

The square root of 147318864 is about 12137.4982595261. The cubic root of 147318864 is about 528.1445311405.

The spelling of 147318864 in words is "one hundred forty-seven million, three hundred eighteen thousand, eight hundred sixty-four".