73387 has 2 divisors, whose sum is σ = 73388. Its totient is φ = 73386.

The previous prime is 73379. The next prime is 73417. The reversal of 73387 is 78337.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73387 - 2³ = 73379 is a prime.

73387 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (73327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36693 + 36694.

It is an arithmetic number, because the mean of its divisors is an integer number (36694).

2⁷³³⁸⁷ is an apocalyptic number.

73387 is a deficient number, since it is larger than the sum of its proper divisors (1).

73387 is an equidigital number, since it uses as much as digits as its factorization.

73387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 28.

The square root of 73387 is about 270.9003506827. The cubic root of 73387 is about 41.8671159138.

Subtracting 73387 from its reverse (78337), we obtain a triangular number (4950 = T₉₉).

It can be divided in two parts, 733 and 87, that added together give a triangular number (820 = T₄₀).

The spelling of 73387 in words is "seventy-three thousand, three hundred eighty-seven".