53623373 has 4 divisors (see below), whose sum is σ = 55954848. Its totient is φ = 51291900.

The previous prime is 53623369. The next prime is 53623393. The reversal of 53623373 is 37332635.

53623373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53623373 - 2² = 53623369 is a prime.

It is a super-2 number, since 2×53623373² = 5750932263794258, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53623343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1165703 + ... + 1165748.

It is an arithmetic number, because the mean of its divisors is an integer number (13988712).

Almost surely, 2^53623373 is an apocalyptic number.

It is an amenable number.

53623373 is a deficient number, since it is larger than the sum of its proper divisors (2331475).

53623373 is a wasteful number, since it uses less digits than its factorization.

53623373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2331474.

The product of its digits is 34020, while the sum is 32.

The square root of 53623373 is about 7322.7981673674. The cubic root of 53623373 is about 377.0955227978.

The spelling of 53623373 in words is "fifty-three million, six hundred twenty-three thousand, three hundred seventy-three".