52140467 has 4 divisors (see below), whose sum is σ = 53353080. Its totient is φ = 50927856.

The previous prime is 52140461. The next prime is 52140497. The reversal of 52140467 is 76404125.

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

It is a cyclic number.

It is not a de Polignac number, because 52140467 - 2⁸ = 52140211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52140461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606242 + ... + 606327.

It is an arithmetic number, because the mean of its divisors is an integer number (13338270).

Almost surely, 2^52140467 is an apocalyptic number.

52140467 is a deficient number, since it is larger than the sum of its proper divisors (1212613).

52140467 is a wasteful number, since it uses less digits than its factorization.

52140467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212612.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 52140467 is about 7220.8356164643. The cubic root of 52140467 is about 373.5868998237.

The spelling of 52140467 in words is "fifty-two million, one hundred forty thousand, four hundred sixty-seven".