52156946 has 4 divisors (see below), whose sum is σ = 78235422. Its totient is φ = 26078472.

The previous prime is 52156927. The next prime is 52156987. The reversal of 52156946 is 64965125.

52156946 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 49632025 + 2524921 = 7045^2 + 1589^2 .

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 as a sum of consecutive naturals, namely, 13039235 + ... + 13039238.

Almost surely, 2^52156946 is an apocalyptic number.

52156946 is a deficient number, since it is larger than the sum of its proper divisors (26078476).

52156946 is a wasteful number, since it uses less digits than its factorization.

52156946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26078475.

The product of its digits is 64800, while the sum is 38.

The square root of 52156946 is about 7221.9765992421. The cubic root of 52156946 is about 373.6262530709.

The spelling of 52156946 in words is "fifty-two million, one hundred fifty-six thousand, nine hundred forty-six".