273763812 has 48 divisors (see below), whose sum is σ = 735396480. Its totient is φ = 77644032.

The previous prime is 273763781. The next prime is 273763813. The reversal of 273763812 is 218367372.

It is not an unprimeable number, because it can be changed into a prime (273763813) 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, 387 + ... + 23402.

It is an arithmetic number, because the mean of its divisors is an integer number (15320760).

Almost surely, 2^273763812 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 273763812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367698240).

273763812 is an abundant number, since it is smaller than the sum of its proper divisors (461632668).

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

273763812 is a wasteful number, since it uses less digits than its factorization.

273763812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23940 (or 23938 counting only the distinct ones).

The product of its digits is 84672, while the sum is 39.

The square root of 273763812 is about 16545.8094996890. The cubic root of 273763812 is about 649.3198502860.

The spelling of 273763812 in words is "two hundred seventy-three million, seven hundred sixty-three thousand, eight hundred twelve".