73550 has 12 divisors (see below), whose sum is σ = 136896. Its totient is φ = 29400.

The previous prime is 73547. The next prime is 73553. The reversal of 73550 is 5537.

It is an interprime number because it is at equal distance from previous prime (73547) and next prime (73553).

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 686 + ... + 785.

It is an arithmetic number, because the mean of its divisors is an integer number (11408).

2⁷³⁵⁵⁰ is an apocalyptic number.

73550 is a deficient number, since it is larger than the sum of its proper divisors (63346).

73550 is a wasteful number, since it uses less digits than its factorization.

73550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483 (or 1478 counting only the distinct ones).

The product of its (nonzero) digits is 525, while the sum is 20.

The square root of 73550 is about 271.2010324464. The cubic root of 73550 is about 41.8980900355.

The spelling of 73550 in words is "seventy-three thousand, five hundred fifty".