273673890 has 224 divisors, whose sum is σ = 876358656. Its totient is φ = 60186240.

The previous prime is 273673889. The next prime is 273673901. The reversal of 273673890 is 98376372.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1581844 + ... + 1582016.

Almost surely, 2^273673890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 273673890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (438179328).

273673890 is an abundant number, since it is smaller than the sum of its proper divisors (602684766).

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

273673890 is a wasteful number, since it uses less digits than its factorization.

273673890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 221 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 273673890 is about 16543.0919117316. The cubic root of 273673890 is about 649.2487494185.

The spelling of 273673890 in words is "two hundred seventy-three million, six hundred seventy-three thousand, eight hundred ninety".