273213290 has 32 divisors (see below), whose sum is σ = 595102464. Its totient is φ = 88162560.

The previous prime is 273213287. The next prime is 273213319. The reversal of 273213290 is 92312372.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113606 + ... + 115985.

It is an arithmetic number, because the mean of its divisors is an integer number (18596952).

Almost surely, 2^273213290 is an apocalyptic number.

273213290 is an abundant number, since it is smaller than the sum of its proper divisors (321889174).

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

273213290 is a wasteful number, since it uses less digits than its factorization.

273213290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229622.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 273213290 is about 16529.1648306864. The cubic root of 273213290 is about 648.8843109291.

The spelling of 273213290 in words is "two hundred seventy-three million, two hundred thirteen thousand, two hundred ninety".