52167945 has 16 divisors (see below), whose sum is σ = 84237120. Its totient is φ = 27566784.

The previous prime is 52167923. The next prime is 52167971. The reversal of 52167945 is 54976125.

It is not a de Polignac number, because 52167945 - 2⁶ = 52167881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14319 + ... + 17588.

It is an arithmetic number, because the mean of its divisors is an integer number (5264820).

Almost surely, 2^52167945 is an apocalyptic number.

It is an amenable number.

52167945 is a deficient number, since it is larger than the sum of its proper divisors (32069175).

52167945 is a wasteful number, since it uses less digits than its factorization.

52167945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32024.

The product of its digits is 75600, while the sum is 39.

The square root of 52167945 is about 7222.7380542285. The cubic root of 52167945 is about 373.6525150017.

The spelling of 52167945 in words is "fifty-two million, one hundred sixty-seven thousand, nine hundred forty-five".