53420504 has 16 divisors (see below), whose sum is σ = 100356720. Its totient is φ = 26658720.

The previous prime is 53420503. The next prime is 53420539. The reversal of 53420504 is 40502435.

53420504 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53420504² = 5707500495228032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53420504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53420501) by changing a digit.

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, 1844 + ... + 10499.

It is an arithmetic number, because the mean of its divisors is an integer number (6272295).

Almost surely, 2^53420504 is an apocalyptic number.

It is an amenable number.

53420504 is a deficient number, since it is larger than the sum of its proper divisors (46936216).

53420504 is a wasteful number, since it uses less digits than its factorization.

53420504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12890 (or 12886 counting only the distinct ones).

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

The square root of 53420504 is about 7308.9331642860. The cubic root of 53420504 is about 376.6193767695.

Adding to 53420504 its reverse (40502435), we get a palindrome (93922939).

The spelling of 53420504 in words is "fifty-three million, four hundred twenty thousand, five hundred four".