273997964 has 12 divisors (see below), whose sum is σ = 494964288. Its totient is φ = 132579600.

The previous prime is 273997949. The next prime is 273997973. The reversal of 273997964 is 469799372.

It is a super-2 number, since 2×273997964² = 150149768552290592, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1104707 + ... + 1104954.

It is an arithmetic number, because the mean of its divisors is an integer number (41247024).

Almost surely, 2^273997964 is an apocalyptic number.

It is an amenable number.

273997964 is a deficient number, since it is larger than the sum of its proper divisors (220966324).

273997964 is a wasteful number, since it uses less digits than its factorization.

273997964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209696 (or 2209694 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 56.

The square root of 273997964 is about 16552.8838575035. The cubic root of 273997964 is about 649.5049200538.

The spelling of 273997964 in words is "two hundred seventy-three million, nine hundred ninety-seven thousand, nine hundred sixty-four".