7373 has 4 divisors (see below), whose sum is σ = 7548. Its totient is φ = 7200.

The previous prime is 7369. The next prime is 7393. The reversal of 7373 is 3737.

7373 is nontrivially palindromic in base 4 and base 6.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3737 = 37 ⋅101.

It can be written as a sum of positive squares in 2 ways, for example, as 5929 + 1444 = 77^2 + 38^2 .

It is a cyclic number.

It is not a de Polignac number, because 7373 - 2^{2} = 7369 is a prime.

It is a super-2 number, since 2×7373^{2} = 108722258, which contains 22 as substring.

It is a Duffinian number.

7373 is an undulating number in base 10.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7333) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23 + ... + 123.

It is an arithmetic number, because the mean of its divisors is an integer number (1887).

7373 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

7373 is a deficient number, since it is larger than the sum of its proper divisors (175).

7373 is a wasteful number, since it uses less digits than its factorization.

7373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174.

The product of its digits is 441, while the sum is 20.

The square root of 7373 is about 85.8661749468. The cubic root of 7373 is about 19.4632223739.

It can be divided in two parts, 737 and 3, that multiplied together give a triangular number (2211 = T_{66}).

The spelling of 7373 in words is "seven thousand, three hundred seventy-three", and thus it is an iban number.

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