147215616 has 72 divisors (see below), whose sum is σ = 397795104. Its totient is φ = 48322560.

The previous prime is 147215599. The next prime is 147215641. The reversal of 147215616 is 616512741.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50026 + ... + 52886.

It is an arithmetic number, because the mean of its divisors is an integer number (5524932).

Almost surely, 2^147215616 is an apocalyptic number.

147215616 is a gapful number since it is divisible by the number (16) 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 147215616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198897552).

147215616 is an abundant number, since it is smaller than the sum of its proper divisors (250579488).

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

147215616 is an equidigital number, since it uses as much as digits as its factorization.

147215616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2947 (or 2933 counting only the distinct ones).

The product of its digits is 10080, while the sum is 33.

The square root of 147215616 is about 12133.2442487572. The cubic root of 147215616 is about 528.0211194491.

The spelling of 147215616 in words is "one hundred forty-seven million, two hundred fifteen thousand, six hundred sixteen".