53247667 has 8 divisors (see below), whose sum is σ = 58415040. Its totient is φ = 48134760.

The previous prime is 53247637. The next prime is 53247673. The reversal of 53247667 is 76674235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53247667 - 2⁷ = 53247539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53247637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11553 + ... + 15490.

It is an arithmetic number, because the mean of its divisors is an integer number (7301880).

Almost surely, 2^53247667 is an apocalyptic number.

53247667 is a deficient number, since it is larger than the sum of its proper divisors (5167373).

53247667 is a wasteful number, since it uses less digits than its factorization.

53247667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27233.

The product of its digits is 211680, while the sum is 40.

The square root of 53247667 is about 7297.0999033863. The cubic root of 53247667 is about 376.2127657844.

The spelling of 53247667 in words is "fifty-three million, two hundred forty-seven thousand, six hundred sixty-seven".