52157752 has 8 divisors (see below), whose sum is σ = 97795800. Its totient is φ = 26078872.

The previous prime is 52157741. The next prime is 52157771. The reversal of 52157752 is 25775125.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3259852 + ... + 3259867.

It is an arithmetic number, because the mean of its divisors is an integer number (12224475).

Almost surely, 2^52157752 is an apocalyptic number.

It is an amenable number.

52157752 is a deficient number, since it is larger than the sum of its proper divisors (45638048).

52157752 is a wasteful number, since it uses less digits than its factorization.

52157752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6519725 (or 6519721 counting only the distinct ones).

The product of its digits is 24500, while the sum is 34.

The square root of 52157752 is about 7222.0324009243. The cubic root of 52157752 is about 373.6281776545.

The spelling of 52157752 in words is "fifty-two million, one hundred fifty-seven thousand, seven hundred fifty-two".