52750078 has 16 divisors (see below), whose sum is σ = 81780336. Its totient is φ = 25502400.

The previous prime is 52750073. The next prime is 52750079. The reversal of 52750078 is 87005725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52750073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5650 + ... + 11722.

It is an arithmetic number, because the mean of its divisors is an integer number (5111271).

Almost surely, 2^52750078 is an apocalyptic number.

52750078 is a deficient number, since it is larger than the sum of its proper divisors (29030258).

52750078 is a wasteful number, since it uses less digits than its factorization.

52750078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6219.

The product of its (nonzero) digits is 19600, while the sum is 34.

The square root of 52750078 is about 7262.9248929064. The cubic root of 52750078 is about 375.0372182319.

It can be divided in two parts, 527 and 50078, that added together give a palindrome (50605).

The spelling of 52750078 in words is "fifty-two million, seven hundred fifty thousand, seventy-eight".