52734521 has 8 divisors (see below), whose sum is σ = 60379584. Its totient is φ = 45117360.

The previous prime is 52734511. The next prime is 52734529. The reversal of 52734521 is 12543725.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52734521 - 2⁶ = 52734457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52734529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2750 + ... + 10631.

It is an arithmetic number, because the mean of its divisors is an integer number (7547448).

Almost surely, 2^52734521 is an apocalyptic number.

It is an amenable number.

52734521 is a deficient number, since it is larger than the sum of its proper divisors (7645063).

52734521 is a wasteful number, since it uses less digits than its factorization.

52734521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13951.

The product of its digits is 8400, while the sum is 29.

The square root of 52734521 is about 7261.8538266754. The cubic root of 52734521 is about 375.0003460738. Note that the first 3 decimals are identical.

The spelling of 52734521 in words is "fifty-two million, seven hundred thirty-four thousand, five hundred twenty-one".