52376721 has 16 divisors (see below), whose sum is σ = 71850240. Its totient is φ = 33918080.

The previous prime is 52376717. The next prime is 52376761. The reversal of 52376721 is 12767325.

52376721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 52376721 - 2² = 52376717 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52376761) 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 15 ways as a sum of consecutive naturals, for example, 32296 + ... + 33878.

It is an arithmetic number, because the mean of its divisors is an integer number (4490640).

Almost surely, 2^52376721 is an apocalyptic number.

It is an amenable number.

52376721 is a deficient number, since it is larger than the sum of its proper divisors (19473519).

52376721 is a wasteful number, since it uses less digits than its factorization.

52376721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1896.

The product of its digits is 17640, while the sum is 33.

The square root of 52376721 is about 7237.1763140053. The cubic root of 52376721 is about 374.1503037196.

The spelling of 52376721 in words is "fifty-two million, three hundred seventy-six thousand, seven hundred twenty-one".