273673764 has 144 divisors (see below), whose sum is σ = 858981760. Its totient is φ = 71539200.

The previous prime is 273673727. The next prime is 273673787. The reversal of 273673764 is 467376372.

273673764 is a `hidden beast` number, since 273 + 6 + 7 + 376 + 4 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 455064 + ... + 455664.

Almost surely, 2^273673764 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 273673764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (429490880).

273673764 is an abundant number, since it is smaller than the sum of its proper divisors (585307996).

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

273673764 is a wasteful number, since it uses less digits than its factorization.

273673764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770 (or 765 counting only the distinct ones).

The product of its digits is 889056, while the sum is 45.

The square root of 273673764 is about 16543.0881034951. The cubic root of 273673764 is about 649.2486497800.

The spelling of 273673764 in words is "two hundred seventy-three million, six hundred seventy-three thousand, seven hundred sixty-four".