51667296 has 24 divisors (see below), whose sum is σ = 135626904. Its totient is φ = 17222400.

The previous prime is 51667277. The next prime is 51667307. The reversal of 51667296 is 69276615.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

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, 269005 + ... + 269196.

It is an arithmetic number, because the mean of its divisors is an integer number (5651121).

Almost surely, 2^51667296 is an apocalyptic number.

It is an amenable number.

51667296 is an abundant number, since it is smaller than the sum of its proper divisors (83959608).

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

51667296 is a wasteful number, since it uses less digits than its factorization.

51667296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538214 (or 538206 counting only the distinct ones).

The product of its digits is 136080, while the sum is 42.

The square root of 51667296 is about 7187.9966611011. The cubic root of 51667296 is about 372.4533725400.

The spelling of 51667296 in words is "fifty-one million, six hundred sixty-seven thousand, two hundred ninety-six".