53727623 has 4 divisors (see below), whose sum is σ = 53868288. Its totient is φ = 53586960.

The previous prime is 53727577. The next prime is 53727629. The reversal of 53727623 is 32672735.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32672735 = 5 ⋅6534547.

It is a cyclic number.

It is not a de Polignac number, because 53727623 - 2⁶ = 53727559 is a prime.

It is a super-3 number, since 3×53727623³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53727629) 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, 69758 + ... + 70523.

It is an arithmetic number, because the mean of its divisors is an integer number (13467072).

Almost surely, 2^53727623 is an apocalyptic number.

53727623 is a deficient number, since it is larger than the sum of its proper divisors (140665).

53727623 is a wasteful number, since it uses less digits than its factorization.

53727623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140664.

The product of its digits is 52920, while the sum is 35.

The square root of 53727623 is about 7329.9128917061. The cubic root of 53727623 is about 377.3397369512.

The spelling of 53727623 in words is "fifty-three million, seven hundred twenty-seven thousand, six hundred twenty-three".