53247770 has 32 divisors (see below), whose sum is σ = 102366720. Its totient is φ = 19897920.

The previous prime is 53247713. The next prime is 53247787. The reversal of 53247770 is 7774235.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53247770.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6029 + ... + 11951.

It is an arithmetic number, because the mean of its divisors is an integer number (3198960).

Almost surely, 2^53247770 is an apocalyptic number.

53247770 is a deficient number, since it is larger than the sum of its proper divisors (49118950).

53247770 is a wasteful number, since it uses less digits than its factorization.

53247770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5990.

The product of its (nonzero) digits is 41160, while the sum is 35.

The square root of 53247770 is about 7297.1069609812. The cubic root of 53247770 is about 376.2130083609.

The spelling of 53247770 in words is "fifty-three million, two hundred forty-seven thousand, seven hundred seventy".