52091067 has 64 divisors (see below), whose sum is σ = 88473600. Its totient is φ = 27165600.

The previous prime is 52091063. The next prime is 52091069. The reversal of 52091067 is 76019025.

It is not a de Polignac number, because 52091067 - 2² = 52091063 is a prime.

It is a super-2 number, since 2×52091067² = 5426958522396978, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52091063) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 733642 + ... + 733712.

It is an arithmetic number, because the mean of its divisors is an integer number (1382400).

Almost surely, 2^52091067 is an apocalyptic number.

52091067 is a deficient number, since it is larger than the sum of its proper divisors (36382533).

52091067 is a wasteful number, since it uses less digits than its factorization.

52091067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 52091067 is about 7217.4141491257. The cubic root of 52091067 is about 373.4688787332.

The spelling of 52091067 in words is "fifty-two million, ninety-one thousand, sixty-seven".