273897972 has 36 divisors (see below), whose sum is σ = 694273216. Its totient is φ = 91046160.

The previous prime is 273897947. The next prime is 273898019. The reversal of 273897972 is 279798372.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2847 + ... + 23577.

Almost surely, 2^273897972 is an apocalyptic number.

It is an amenable number.

273897972 is an abundant number, since it is smaller than the sum of its proper divisors (420375244).

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

273897972 is a wasteful number, since it uses less digits than its factorization.

273897972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21108 (or 21103 counting only the distinct ones).

The product of its digits is 2667168, while the sum is 54.

The square root of 273897972 is about 16549.8632018515. The cubic root of 273897972 is about 649.4259009778.

The spelling of 273897972 in words is "two hundred seventy-three million, eight hundred ninety-seven thousand, nine hundred seventy-two".