54473623 has 4 divisors (see below), whose sum is σ = 54488808. Its totient is φ = 54458440.

The previous prime is 54473609. The next prime is 54473633. The reversal of 54473623 is 32637445.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 54473623 - 2¹³ = 54465431 is a prime.

It is a super-2 number, since 2×54473623² = 5934751205492258, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54473633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1128 + ... + 10498.

It is an arithmetic number, because the mean of its divisors is an integer number (13622202).

Almost surely, 2^54473623 is an apocalyptic number.

54473623 is a deficient number, since it is larger than the sum of its proper divisors (15185).

54473623 is an equidigital number, since it uses as much as digits as its factorization.

54473623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15184.

The product of its digits is 60480, while the sum is 34.

The square root of 54473623 is about 7380.6248380473. The cubic root of 54473623 is about 379.0781509811.

The spelling of 54473623 in words is "fifty-four million, four hundred seventy-three thousand, six hundred twenty-three".