52716501 has 10 divisors (see below), whose sum is σ = 78749462. Its totient is φ = 35144280.

The previous prime is 52716497. The next prime is 52716539. The reversal of 52716501 is 10561725.

52716501 is a `hidden beast` number, since 5 + 2 + 7 + 1 + 650 + 1 = 666.

52716501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 49914225 + 2802276 = 7065^2 + 1674^2 .

It is not a de Polignac number, because 52716501 - 2² = 52716497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52716551) 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 9 ways as a sum of consecutive naturals, for example, 325330 + ... + 325491.

Almost surely, 2^52716501 is an apocalyptic number.

It is an amenable number.

52716501 is a deficient number, since it is larger than the sum of its proper divisors (26032961).

52716501 is an equidigital number, since it uses as much as digits as its factorization.

52716501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650833 (or 650824 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 52716501 is about 7260.6129906503. The cubic root of 52716501 is about 374.9576272123.

The spelling of 52716501 in words is "fifty-two million, seven hundred sixteen thousand, five hundred one".