273989940 has 48 divisors (see below), whose sum is σ = 876769152. Its totient is φ = 62626176.

The previous prime is 273989939. The next prime is 273989959. The reversal of 273989940 is 49989372.

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, 325759 + ... + 326598.

It is an arithmetic number, because the mean of its divisors is an integer number (18266024).

Almost surely, 2^273989940 is an apocalyptic number.

273989940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273989940 is an abundant number, since it is smaller than the sum of its proper divisors (602779212).

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

273989940 is a wasteful number, since it uses less digits than its factorization.

273989940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652376 (or 652374 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 273989940 is about 16552.6414810446. The cubic root of 273989940 is about 649.4985797654.

The spelling of 273989940 in words is "two hundred seventy-three million, nine hundred eighty-nine thousand, nine hundred forty".