73073 has 16 divisors (see below), whose sum is σ = 99456. Its totient is φ = 51840.

The previous prime is 73063. The next prime is 73079. The reversal of 73073 is 37037.

73073 is nontrivially palindromic in base 2.

73073 is an esthetic number in base 9, because in such base its adjacent digits differ by 1.

It is a cyclic number.

It is not a de Polignac number, because 73073 - 2⁶ = 73009 is a prime.

73073 is an undulating number in base 9.

It is not an unprimeable number, because it can be changed into a prime (73079) 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, 965 + ... + 1037.

It is an arithmetic number, because the mean of its divisors is an integer number (6216).

2⁷³⁰⁷³ is an apocalyptic number.

73073 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

73073 is a deficient number, since it is larger than the sum of its proper divisors (26383).

73073 is a wasteful number, since it uses less digits than its factorization.

73073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104.

The product of its (nonzero) digits is 441, while the sum is 20.

The square root of 73073 is about 270.3201805267. The cubic root of 73073 is about 41.8073184533.

The spelling of 73073 in words is "seventy-three thousand, seventy-three", and thus it is an iban number.