52019755 has 4 divisors (see below), whose sum is σ = 62423712. Its totient is φ = 41615800.

The previous prime is 52019753. The next prime is 52019771. The reversal of 52019755 is 55791025.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 52019755 - 2¹ = 52019753 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 52019755.

It is not an unprimeable number, because it can be changed into a prime (52019753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5201971 + ... + 5201980.

It is an arithmetic number, because the mean of its divisors is an integer number (15605928).

Almost surely, 2^52019755 is an apocalyptic number.

52019755 is a deficient number, since it is larger than the sum of its proper divisors (10403957).

52019755 is a wasteful number, since it uses less digits than its factorization.

52019755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10403956.

The product of its (nonzero) digits is 15750, while the sum is 34.

The square root of 52019755 is about 7212.4721836552. The cubic root of 52019755 is about 373.2983762089.

The spelling of 52019755 in words is "fifty-two million, nineteen thousand, seven hundred fifty-five".