52678923 has 12 divisors (see below), whose sum is σ = 77204904. Its totient is φ = 31926400.

The previous prime is 52678921. The next prime is 52678939. The reversal of 52678923 is 32987625.

It is not a de Polignac number, because 52678923 - 2¹ = 52678921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52678921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72198 + ... + 72923.

It is an arithmetic number, because the mean of its divisors is an integer number (6433742).

Almost surely, 2^52678923 is an apocalyptic number.

52678923 is a deficient number, since it is larger than the sum of its proper divisors (24525981).

52678923 is a wasteful number, since it uses less digits than its factorization.

52678923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145146 (or 145135 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 52678923 is about 7258.0247312888. The cubic root of 52678923 is about 374.8685121234.

The spelling of 52678923 in words is "fifty-two million, six hundred seventy-eight thousand, nine hundred twenty-three".