52116750 has 128 divisors (see below), whose sum is σ = 165335040. Its totient is φ = 11901600.

The previous prime is 52116739. The next prime is 52116761. The reversal of 52116750 is 5761125.

It is an interprime number because it is at equal distance from previous prime (52116739) and next prime (52116761).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46699 + ... + 47801.

It is an arithmetic number, because the mean of its divisors is an integer number (1291680).

Almost surely, 2^52116750 is an apocalyptic number.

52116750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52116750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82667520).

52116750 is an abundant number, since it is smaller than the sum of its proper divisors (113218290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52116750 is a wasteful number, since it uses less digits than its factorization.

52116750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136 (or 1120 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 52116750 is about 7219.1931682149. The cubic root of 52116750 is about 373.5302470625.

Adding to 52116750 its reverse (5761125), we get a palindrome (57877875).

It can be divided in two parts, 521 and 16750, that added together give a palindrome (17271).

The spelling of 52116750 in words is "fifty-two million, one hundred sixteen thousand, seven hundred fifty".