7340449 has 4 divisors (see below), whose sum is σ = 7352964. Its totient is φ = 7327936.

The previous prime is 7340419. The next prime is 7340483. The reversal of 7340449 is 9440437.

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 4028049 + 3312400 = 2007^2 + 1820^2 .

It is a cyclic number.

It is not a de Polignac number, because 7340449 - 2¹³ = 7332257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7340449.

It is not an unprimeable number, because it can be changed into a prime (7340419) 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 in 3 ways as a sum of consecutive naturals, for example, 5332 + ... + 6565.

It is an arithmetic number, because the mean of its divisors is an integer number (1838241).

Almost surely, 2^7340449 is an apocalyptic number.

It is an amenable number.

7340449 is a deficient number, since it is larger than the sum of its proper divisors (12515).

7340449 is a wasteful number, since it uses less digits than its factorization.

7340449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12514.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 7340449 is about 2709.3263000237. The cubic root of 7340449 is about 194.3453744270.

The spelling of 7340449 in words is "seven million, three hundred forty thousand, four hundred forty-nine".