73130 has 16 divisors (see below), whose sum is σ = 134784. Its totient is φ = 28560.

The previous prime is 73127. The next prime is 73133. The reversal of 73130 is 3137.

73130 = T₅ + T₆ + ... + T₇₅.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (73127) and next prime (73133).

It is not an unprimeable number, because it can be changed into a prime (73133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659 + ... + 761.

It is an arithmetic number, because the mean of its divisors is an integer number (8424).

2⁷³¹³⁰ is an apocalyptic number.

73130 is a deficient number, since it is larger than the sum of its proper divisors (61654).

73130 is a wasteful number, since it uses less digits than its factorization.

73130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181.

The product of its (nonzero) digits is 63, while the sum is 14.

The square root of 73130 is about 270.4255905050. The cubic root of 73130 is about 41.8181861145.

Adding to 73130 its reverse (3137), we get a palindrome (76267).

The spelling of 73130 in words is "seventy-three thousand, one hundred thirty".