52219620 has 48 divisors (see below), whose sum is σ = 162462720. Its totient is φ = 13925088.

The previous prime is 52219589. The next prime is 52219621. The reversal of 52219620 is 2691225.

52219620 is a `hidden beast` number, since 5 + 22 + 19 + 620 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (52219621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47812 + ... + 48891.

It is an arithmetic number, because the mean of its divisors is an integer number (3384640).

Almost surely, 2^52219620 is an apocalyptic number.

It is an amenable number.

52219620 is an abundant number, since it is smaller than the sum of its proper divisors (110243100).

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

52219620 is a wasteful number, since it uses less digits than its factorization.

52219620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96721 (or 96713 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 52219620 is about 7226.3144133092. The cubic root of 52219620 is about 373.7758482215.

It can be divided in two parts, 5221 and 9620, that added together give a palindrome (14841).

The spelling of 52219620 in words is "fifty-two million, two hundred nineteen thousand, six hundred twenty".