273906480 has 40 divisors (see below), whose sum is σ = 849110832. Its totient is φ = 73041664.

The previous prime is 273906473. The next prime is 273906541. The reversal of 273906480 is 84609372.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×273906480³ (a number of 26 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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, 570399 + ... + 570878.

Almost surely, 2^273906480 is an apocalyptic number.

273906480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273906480 is an abundant number, since it is smaller than the sum of its proper divisors (575204352).

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

273906480 is a wasteful number, since it uses less digits than its factorization.

273906480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1141293 (or 1141287 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 273906480 is about 16550.1202412550. The cubic root of 273906480 is about 649.4326252071.

The spelling of 273906480 in words is "two hundred seventy-three million, nine hundred six thousand, four hundred eighty".