52654220 has 24 divisors (see below), whose sum is σ = 110799024. Its totient is φ = 21018816.

The previous prime is 52654207. The next prime is 52654223. The reversal of 52654220 is 2245625.

It is a self number, because there is not a number n which added to its sum of digits gives 52654220.

It is not an unprimeable number, because it can be changed into a prime (52654223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8534 + ... + 13346.

It is an arithmetic number, because the mean of its divisors is an integer number (4616626).

Almost surely, 2^52654220 is an apocalyptic number.

It is an amenable number.

52654220 is an abundant number, since it is smaller than the sum of its proper divisors (58144804).

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

52654220 is a wasteful number, since it uses less digits than its factorization.

52654220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5369 (or 5367 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 52654220 is about 7256.3227601865. The cubic root of 52654220 is about 374.8099066179.

Adding to 52654220 its reverse (2245625), we get a palindrome (54899845).

The spelling of 52654220 in words is "fifty-two million, six hundred fifty-four thousand, two hundred twenty".