73946 has 4 divisors (see below), whose sum is σ = 110922. Its totient is φ = 36972.

The previous prime is 73943. The next prime is 73951. The reversal of 73946 is 64937.

73946 is nontrivially palindromic in base 13.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70225 + 3721 = 265^2 + 61^2 .

It is not an unprimeable number, because it can be changed into a prime (73943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18485 + ... + 18488.

2⁷³⁹⁴⁶ is an apocalyptic number.

73946 is a deficient number, since it is larger than the sum of its proper divisors (36976).

73946 is a wasteful number, since it uses less digits than its factorization.

73946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36975.

The product of its digits is 4536, while the sum is 29.

The square root of 73946 is about 271.9301380870. The cubic root of 73946 is about 41.9731498833.

Subtracting from 73946 its reverse (64937), we obtain a palindrome (9009).

The spelling of 73946 in words is "seventy-three thousand, nine hundred forty-six".