52156994 has 8 divisors (see below), whose sum is σ = 78472848. Its totient is φ = 25999380.

The previous prime is 52156987. The next prime is 52157023. The reversal of 52156994 is 49965125.

52156994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38732 + ... + 40055.

It is an arithmetic number, because the mean of its divisors is an integer number (9809106).

Almost surely, 2^52156994 is an apocalyptic number.

52156994 is a deficient number, since it is larger than the sum of its proper divisors (26315854).

52156994 is a wasteful number, since it uses less digits than its factorization.

52156994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79120.

The product of its digits is 97200, while the sum is 41.

The square root of 52156994 is about 7221.9799224312. The cubic root of 52156994 is about 373.6263676869.

The spelling of 52156994 in words is "fifty-two million, one hundred fifty-six thousand, nine hundred ninety-four".