7339945 has 4 divisors (see below), whose sum is σ = 8807940. Its totient is φ = 5871952.

The previous prime is 7339897. The next prime is 7339957. The reversal of 7339945 is 5499337.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1449616 + 5890329 = 1204^2 + 2427^2 .

It is a cyclic number.

It is not a de Polignac number, because 7339945 - 2⁹ = 7339433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7339898 and 7339907.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 733990 + ... + 733999.

It is an arithmetic number, because the mean of its divisors is an integer number (2201985).

Almost surely, 2^7339945 is an apocalyptic number.

It is an amenable number.

7339945 is a deficient number, since it is larger than the sum of its proper divisors (1467995).

7339945 is a wasteful number, since it uses less digits than its factorization.

7339945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1467994.

The product of its digits is 102060, while the sum is 40.

The square root of 7339945 is about 2709.2332863746. The cubic root of 7339945 is about 194.3409263653.

The spelling of 7339945 in words is "seven million, three hundred thirty-nine thousand, nine hundred forty-five".