52554515 has 16 divisors (see below), whose sum is σ = 68180448. Its totient is φ = 38658816.

The previous prime is 52554511. The next prime is 52554527. The reversal of 52554515 is 51545525.

52554515 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 52554515 - 2² = 52554511 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52554511) 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, 16967 + ... + 19823.

It is an arithmetic number, because the mean of its divisors is an integer number (4261278).

Almost surely, 2^52554515 is an apocalyptic number.

52554515 is a deficient number, since it is larger than the sum of its proper divisors (15625933).

52554515 is a wasteful number, since it uses less digits than its factorization.

52554515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158.

The product of its digits is 25000, while the sum is 32.

The square root of 52554515 is about 7249.4492894288. The cubic root of 52554515 is about 374.5731795677.

The spelling of 52554515 in words is "fifty-two million, five hundred fifty-four thousand, five hundred fifteen".