7390 has 8 divisors (see below), whose sum is σ = 13320. Its totient is φ = 2952.

The previous prime is 7369. The next prime is 7393. The reversal of 7390 is 937.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×7390² = 109224200, which contains 22 as substring.

It is a magnanimous number.

It is a plaindrome in base 14 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360 + ... + 379.

It is an arithmetic number, because the mean of its divisors is an integer number (1665).

2⁷³⁹⁰ is an apocalyptic number.

7390 is a deficient number, since it is larger than the sum of its proper divisors (5930).

7390 is a wasteful number, since it uses less digits than its factorization.

7390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746.

The product of its (nonzero) digits is 189, while the sum is 19.

The square root of 7390 is about 85.9651092013. The cubic root of 7390 is about 19.4781697406.

The spelling of 7390 in words is "seven thousand, three hundred ninety".