7276393 has 4 divisors (see below), whose sum is σ = 7453908. Its totient is φ = 7098880.

The previous prime is 7276387. The next prime is 7276397. The reversal of 7276393 is 3936727.

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 1283689 + 5992704 = 1133^2 + 2448^2 .

It is a cyclic number.

It is not a de Polignac number, because 7276393 - 2¹³ = 7268201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7276397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88696 + ... + 88777.

It is an arithmetic number, because the mean of its divisors is an integer number (1863477).

Almost surely, 2^7276393 is an apocalyptic number.

It is an amenable number.

7276393 is a deficient number, since it is larger than the sum of its proper divisors (177515).

7276393 is a wasteful number, since it uses less digits than its factorization.

7276393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177514.

The product of its digits is 47628, while the sum is 37.

The square root of 7276393 is about 2697.4790082594. The cubic root of 7276393 is about 193.7784074892.

The spelling of 7276393 in words is "seven million, two hundred seventy-six thousand, three hundred ninety-three".