273212040 has 64 divisors (see below), whose sum is σ = 821482560. Its totient is φ = 72692480.

The previous prime is 273212029. The next prime is 273212041. The reversal of 273212040 is 40212372.

It is a junction number, because it is equal to n+sod(n) for n = 273211998 and 273212016.

It is not an unprimeable number, because it can be changed into a prime (273212041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56602 + ... + 61238.

It is an arithmetic number, because the mean of its divisors is an integer number (12835665).

Almost surely, 2^273212040 is an apocalyptic number.

273212040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273212040 is an abundant number, since it is smaller than the sum of its proper divisors (548270520).

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

273212040 is a wasteful number, since it uses less digits than its factorization.

273212040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5142 (or 5138 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 273212040 is about 16529.1270186904. The cubic root of 273212040 is about 648.8833213401.

The spelling of 273212040 in words is "two hundred seventy-three million, two hundred twelve thousand, forty".