52649527 has 16 divisors (see below), whose sum is σ = 64763712. Its totient is φ = 41771520.

The previous prime is 52649521. The next prime is 52649533. The reversal of 52649527 is 72594625.

It is an interprime number because it is at equal distance from previous prime (52649521) and next prime (52649533).

It is a de Polignac number, because none of the positive numbers 2^k-52649527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52649527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52649521) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3633 + ... + 10885.

It is an arithmetic number, because the mean of its divisors is an integer number (4047732).

Almost surely, 2^52649527 is an apocalyptic number.

52649527 is a deficient number, since it is larger than the sum of its proper divisors (12114185).

52649527 is a wasteful number, since it uses less digits than its factorization.

52649527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7338.

The product of its digits is 151200, while the sum is 40.

The square root of 52649527 is about 7255.9993798236. Note that the first 3 decimals coincide. The cubic root of 52649527 is about 374.7987708523.

The spelling of 52649527 in words is "fifty-two million, six hundred forty-nine thousand, five hundred twenty-seven".