53365673 has 4 divisors (see below), whose sum is σ = 53894148. Its totient is φ = 52837200.

The previous prime is 53365651. The next prime is 53365679. The reversal of 53365673 is 37656335.

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

It can be written as a sum of positive squares in 2 ways, for example, as 40094224 + 13271449 = 6332^2 + 3643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53365673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53365679) 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, 264086 + ... + 264287.

It is an arithmetic number, because the mean of its divisors is an integer number (13473537).

Almost surely, 2^53365673 is an apocalyptic number.

It is an amenable number.

53365673 is a deficient number, since it is larger than the sum of its proper divisors (528475).

53365673 is a wasteful number, since it uses less digits than its factorization.

53365673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528474.

The product of its digits is 170100, while the sum is 38.

The square root of 53365673 is about 7305.1812434737. The cubic root of 53365673 is about 376.4904781584.

The spelling of 53365673 in words is "fifty-three million, three hundred sixty-five thousand, six hundred seventy-three".