52703857 has 4 divisors (see below), whose sum is σ = 53118976. Its totient is φ = 52288740.

The previous prime is 52703843. The next prime is 52703867. The reversal of 52703857 is 75830725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52703857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52703867) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 207369 + ... + 207622.

It is an arithmetic number, because the mean of its divisors is an integer number (13279744).

Almost surely, 2^52703857 is an apocalyptic number.

It is an amenable number.

52703857 is a deficient number, since it is larger than the sum of its proper divisors (415119).

52703857 is a wasteful number, since it uses less digits than its factorization.

52703857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415118.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 52703857 is about 7259.7422130541. The cubic root of 52703857 is about 374.9276470781.

The spelling of 52703857 in words is "fifty-two million, seven hundred three thousand, eight hundred fifty-seven".