273342816 has 96 divisors (see below), whose sum is σ = 839260800. Its totient is φ = 86313600.

The previous prime is 273342803. The next prime is 273342827. The reversal of 273342816 is 618243372.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 8091 + ... + 24741.

It is an arithmetic number, because the mean of its divisors is an integer number (8742300).

Almost surely, 2^273342816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273342816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419630400).

273342816 is an abundant number, since it is smaller than the sum of its proper divisors (565917984).

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

273342816 is a wasteful number, since it uses less digits than its factorization.

273342816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16689 (or 16675 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 273342816 is about 16533.0824712151. The cubic root of 273342816 is about 648.9868365797.

The spelling of 273342816 in words is "two hundred seventy-three million, three hundred forty-two thousand, eight hundred sixteen".