7276745 has 16 divisors (see below), whose sum is σ = 10185600. Its totient is φ = 4988592.

The previous prime is 7276739. The next prime is 7276771. The reversal of 7276745 is 5476727.

It is not a de Polignac number, because 7276745 - 2¹⁰ = 7275721 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a junction number, because it is equal to n+sod(n) for n = 7276699 and 7276708.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407 + ... + 3836.

It is an arithmetic number, because the mean of its divisors is an integer number (636600).

Almost surely, 2^7276745 is an apocalyptic number.

It is an amenable number.

7276745 is a deficient number, since it is larger than the sum of its proper divisors (2908855).

7276745 is an equidigital number, since it uses as much as digits as its factorization.

7276745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4269 (or 4255 counting only the distinct ones).

The product of its digits is 82320, while the sum is 38.

The square root of 7276745 is about 2697.5442535758. The cubic root of 7276745 is about 193.7815321555.

The spelling of 7276745 in words is "seven million, two hundred seventy-six thousand, seven hundred forty-five".