53306867 has 4 divisors (see below), whose sum is σ = 53364696. Its totient is φ = 53249040.

The previous prime is 53306861. The next prime is 53306879. The reversal of 53306867 is 76860335.

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 53306867 - 2¹⁸ = 53044723 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53306867.

It is not an unprimeable number, because it can be changed into a prime (53306861) 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, 27509 + ... + 29382.

It is an arithmetic number, because the mean of its divisors is an integer number (13341174).

Almost surely, 2^53306867 is an apocalyptic number.

53306867 is a deficient number, since it is larger than the sum of its proper divisors (57829).

53306867 is an equidigital number, since it uses as much as digits as its factorization.

53306867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57828.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 53306867 is about 7301.1551825721. The cubic root of 53306867 is about 376.3521368171.

The spelling of 53306867 in words is "fifty-three million, three hundred six thousand, eight hundred sixty-seven".