273152720 has 40 divisors (see below), whose sum is σ = 648601344. Its totient is φ = 106934912.

The previous prime is 273152717. The next prime is 273152731. The reversal of 273152720 is 27251372.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×273152720² = 149224816886796800, which contains 22 as substring.

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, 32564 + ... + 40083.

Almost surely, 2^273152720 is an apocalyptic number.

273152720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273152720 is an abundant number, since it is smaller than the sum of its proper divisors (375448624).

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

273152720 is a wasteful number, since it uses less digits than its factorization.

273152720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72707 (or 72701 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 273152720 is about 16527.3325131432. The cubic root of 273152720 is about 648.8363559321.

The spelling of 273152720 in words is "two hundred seventy-three million, one hundred fifty-two thousand, seven hundred twenty".