273640074 has 8 divisors (see below), whose sum is σ = 547280160. Its totient is φ = 91213356.

The previous prime is 273640061. The next prime is 273640111. The reversal of 273640074 is 470046372.

It is a sphenic number, since it is the product of 3 distinct primes.

273640074 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 22803334 + ... + 22803345.

It is an arithmetic number, because the mean of its divisors is an integer number (68410020).

Almost surely, 2^273640074 is an apocalyptic number.

273640074 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

273640074 is a wasteful number, since it uses less digits than its factorization.

273640074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45606684.

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 273640074 is about 16542.0698221232. The cubic root of 273640074 is about 649.2220072498. Note that the first 3 decimals are identical.

The spelling of 273640074 in words is "two hundred seventy-three million, six hundred forty thousand, seventy-four".