53412428 has 6 divisors (see below), whose sum is σ = 93471756. Its totient is φ = 26706212.

The previous prime is 53412391. The next prime is 53412431. The reversal of 53412428 is 82421435.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 53412428.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6676550 + ... + 6676557.

It is an arithmetic number, because the mean of its divisors is an integer number (15578626).

Almost surely, 2^53412428 is an apocalyptic number.

It is an amenable number.

53412428 is a deficient number, since it is larger than the sum of its proper divisors (40059328).

53412428 is a wasteful number, since it uses less digits than its factorization.

53412428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13353111 (or 13353109 counting only the distinct ones).

The product of its digits is 7680, while the sum is 29.

The square root of 53412428 is about 7308.3806687939. The cubic root of 53412428 is about 376.6003969699.

The spelling of 53412428 in words is "fifty-three million, four hundred twelve thousand, four hundred twenty-eight".