273920364 has 36 divisors (see below), whose sum is σ = 693662424. Its totient is φ = 91141632.

The previous prime is 273920357. The next prime is 273920369. The reversal of 273920364 is 463029372.

It is a happy number.

273920364 is a `hidden beast` number, since 273 + 9 + 20 + 364 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (273920369) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 14179 + ... + 27365.

Almost surely, 2^273920364 is an apocalyptic number.

It is an amenable number.

273920364 is an abundant number, since it is smaller than the sum of its proper divisors (419742060).

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

273920364 is a wasteful number, since it uses less digits than its factorization.

273920364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13774 (or 13769 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 273920364 is about 16550.5396890857. The cubic root of 273920364 is about 649.4435980158.

The spelling of 273920364 in words is "two hundred seventy-three million, nine hundred twenty thousand, three hundred sixty-four".