273971990 has 16 divisors (see below), whose sum is σ = 510155280. Its totient is φ = 105809760.

The previous prime is 273971989. The next prime is 273972007. The reversal of 273971990 is 99179372.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 472076 + ... + 472655.

It is an arithmetic number, because the mean of its divisors is an integer number (31884705).

Almost surely, 2^273971990 is an apocalyptic number.

273971990 is a deficient number, since it is larger than the sum of its proper divisors (236183290).

273971990 is a wasteful number, since it uses less digits than its factorization.

273971990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944767.

The product of its (nonzero) digits is 214326, while the sum is 47.

The square root of 273971990 is about 16552.0992626313. The cubic root of 273971990 is about 649.4843958455.

The spelling of 273971990 in words is "two hundred seventy-three million, nine hundred seventy-one thousand, nine hundred ninety".