54517623 has 16 divisors (see below), whose sum is σ = 79451136. Its totient is φ = 33102720.

The previous prime is 54517571. The next prime is 54517627. The reversal of 54517623 is 32671545.

It is not a de Polignac number, because 54517623 - 2⁶ = 54517559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54517627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15661 + ... + 18822.

It is an arithmetic number, because the mean of its divisors is an integer number (4965696).

Almost surely, 2^54517623 is an apocalyptic number.

54517623 is a deficient number, since it is larger than the sum of its proper divisors (24933513).

54517623 is a wasteful number, since it uses less digits than its factorization.

54517623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34534.

The product of its digits is 25200, while the sum is 33.

The square root of 54517623 is about 7383.6050138127. The cubic root of 54517623 is about 379.1801878257.

The spelling of 54517623 in words is "fifty-four million, five hundred seventeen thousand, six hundred twenty-three".