53420252 has 12 divisors (see below), whose sum is σ = 95070360. Its totient is φ = 26257296.

The previous prime is 53420243. The next prime is 53420261. The reversal of 53420252 is 25202435.

53420252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53420243) and next prime (53420261).

It is a congruent number.

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, 112943 + ... + 113414.

It is an arithmetic number, because the mean of its divisors is an integer number (7922530).

Almost surely, 2^53420252 is an apocalyptic number.

It is an amenable number.

53420252 is a deficient number, since it is larger than the sum of its proper divisors (41650108).

53420252 is a wasteful number, since it uses less digits than its factorization.

53420252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226420 (or 226418 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 53420252 is about 7308.9159250877. The cubic root of 53420252 is about 376.6187845609.

Adding to 53420252 its reverse (25202435), we get a palindrome (78622687).

The spelling of 53420252 in words is "fifty-three million, four hundred twenty thousand, two hundred fifty-two".