53461220 has 12 divisors (see below), whose sum is σ = 112268604. Its totient is φ = 21384480.

The previous prime is 53461201. The next prime is 53461237. The reversal of 53461220 is 2216435.

53461220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7139584 + 46321636 = 2672^2 + 6806^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1336511 + ... + 1336550.

It is an arithmetic number, because the mean of its divisors is an integer number (9355717).

Almost surely, 2^53461220 is an apocalyptic number.

It is an amenable number.

53461220 is an abundant number, since it is smaller than the sum of its proper divisors (58807384).

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

53461220 is a wasteful number, since it uses less digits than its factorization.

53461220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2673070 (or 2673068 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 53461220 is about 7311.7179923736. The cubic root of 53461220 is about 376.7150362958.

Adding to 53461220 its reverse (2216435), we get a palindrome (55677655).

The spelling of 53461220 in words is "fifty-three million, four hundred sixty-one thousand, two hundred twenty".