273565040 has 120 divisors (see below), whose sum is σ = 779034960. Its totient is φ = 88833024.

The previous prime is 273565009. The next prime is 273565099. The reversal of 273565040 is 40565372.

273565040 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×273565040² = 149675662220403200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 273564988 and 273565006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72644 + ... + 76316.

It is an arithmetic number, because the mean of its divisors is an integer number (6491958).

Almost surely, 2^273565040 is an apocalyptic number.

273565040 is a gapful number since it is divisible by the number (20) 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 273565040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (389517480).

273565040 is an abundant number, since it is smaller than the sum of its proper divisors (505469920).

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

273565040 is a wasteful number, since it uses less digits than its factorization.

273565040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719 (or 3706 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 273565040 is about 16539.8016916770. The cubic root of 273565040 is about 649.1626614376.

The spelling of 273565040 in words is "two hundred seventy-three million, five hundred sixty-five thousand, forty".