52618230 has 120 divisors (see below), whose sum is σ = 166123152. Its totient is φ = 11319552.

The previous prime is 52618229. The next prime is 52618231. The reversal of 52618230 is 3281625.

It is an interprime number because it is at equal distance from previous prime (52618229) and next prime (52618231).

It is a junction number, because it is equal to n+sod(n) for n = 52618194 and 52618203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52618231) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 3095182 + ... + 3095198.

Almost surely, 2^52618230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52618230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83061576).

52618230 is an abundant number, since it is smaller than the sum of its proper divisors (113504922).

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

52618230 is an equidigital number, since it uses as much as digits as its factorization.

52618230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88 (or 34 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 52618230 is about 7253.8424300504. The cubic root of 52618230 is about 374.7244909690.

Adding to 52618230 its reverse (3281625), we get a palindrome (55899855).

The spelling of 52618230 in words is "fifty-two million, six hundred eighteen thousand, two hundred thirty".