52155417 has 8 divisors (see below), whose sum is σ = 69576640. Its totient is φ = 34752240.

The previous prime is 52155407. The next prime is 52155449. The reversal of 52155417 is 71455125.

52155417 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 52155417 - 2⁴ = 52155401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52155407) 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 7 ways as a sum of consecutive naturals, for example, 5259 + ... + 11487.

It is an arithmetic number, because the mean of its divisors is an integer number (8697080).

Almost surely, 2^52155417 is an apocalyptic number.

It is an amenable number.

52155417 is a deficient number, since it is larger than the sum of its proper divisors (17421223).

52155417 is a wasteful number, since it uses less digits than its factorization.

52155417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9023.

The product of its digits is 7000, while the sum is 30.

The square root of 52155417 is about 7221.8707410199. The cubic root of 52155417 is about 373.6226020384.

The spelling of 52155417 in words is "fifty-two million, one hundred fifty-five thousand, four hundred seventeen".