73575 has 24 divisors (see below), whose sum is σ = 136400. Its totient is φ = 38880.

The previous prime is 73571. The next prime is 73583. The reversal of 73575 is 57537.

It is not a de Polignac number, because 73575 - 2² = 73571 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 621 + ... + 729.

2⁷³⁵⁷⁵ is an apocalyptic number.

73575 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

73575 is a deficient number, since it is larger than the sum of its proper divisors (62825).

73575 is a wasteful number, since it uses less digits than its factorization.

73575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128 (or 117 counting only the distinct ones).

The product of its digits is 3675, while the sum is 27.

The square root of 73575 is about 271.2471198004. The cubic root of 73575 is about 41.9028366187.

The spelling of 73575 in words is "seventy-three thousand, five hundred seventy-five".