53392663 has 4 divisors (see below), whose sum is σ = 53468680. Its totient is φ = 53316648.

The previous prime is 53392643. The next prime is 53392687. The reversal of 53392663 is 36629335.

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 53392663 - 2¹⁷ = 53261591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53392643) 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, 36945 + ... + 38362.

It is an arithmetic number, because the mean of its divisors is an integer number (13367170).

Almost surely, 2^53392663 is an apocalyptic number.

53392663 is a deficient number, since it is larger than the sum of its proper divisors (76017).

53392663 is an equidigital number, since it uses as much as digits as its factorization.

53392663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76016.

The product of its digits is 87480, while the sum is 37.

The square root of 53392663 is about 7307.0283289447. The cubic root of 53392663 is about 376.5539382120.

The spelling of 53392663 in words is "fifty-three million, three hundred ninety-two thousand, six hundred sixty-three".