73501 has 4 divisors (see below), whose sum is σ = 75904. Its totient is φ = 71100.

The previous prime is 73483. The next prime is 73517. The reversal of 73501 is 10537.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10537 = 41 ⋅257.

It is a cyclic number.

It is not a de Polignac number, because 73501 - 2¹¹ = 71453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73561) 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, 1155 + ... + 1216.

It is an arithmetic number, because the mean of its divisors is an integer number (18976).

2⁷³⁵⁰¹ is an apocalyptic number.

It is an amenable number.

73501 is a deficient number, since it is larger than the sum of its proper divisors (2403).

73501 is a wasteful number, since it uses less digits than its factorization.

73501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2402.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 73501 is about 271.1106785060. The cubic root of 73501 is about 41.8887836113. Note that the first 3 decimals are identical.

The spelling of 73501 in words is "seventy-three thousand, five hundred one".