53645828 has 12 divisors (see below), whose sum is σ = 95281872. Its totient is φ = 26422440.

The previous prime is 53645791. The next prime is 53645833. The reversal of 53645828 is 82854635.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99818 + ... + 100353.

It is an arithmetic number, because the mean of its divisors is an integer number (7940156).

Almost surely, 2^53645828 is an apocalyptic number.

It is an amenable number.

53645828 is a deficient number, since it is larger than the sum of its proper divisors (41636044).

53645828 is a wasteful number, since it uses less digits than its factorization.

53645828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200242 (or 200240 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

The square root of 53645828 is about 7324.3312322696. The cubic root of 53645828 is about 377.1481522006.

It can be divided in two parts, 536 and 45828, that added together give a palindrome (46364).

The spelling of 53645828 in words is "fifty-three million, six hundred forty-five thousand, eight hundred twenty-eight".