4276749 has 4 divisors (see below), whose sum is σ = 5702336. Its totient is φ = 2851164.

The previous prime is 4276739. The next prime is 4276763. The reversal of 4276749 is 9476724.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4276749 - 2⁷ = 4276621 is a prime.

It is a d-powerful number, because it can be written as 4⁸ + 2³ + 7² + 6² + 7⁵ + 4¹¹ + 9 .

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4276739) 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, 712789 + ... + 712794.

It is an arithmetic number, because the mean of its divisors is an integer number (1425584).

Almost surely, 2^4276749 is an apocalyptic number.

It is an amenable number.

4276749 is a deficient number, since it is larger than the sum of its proper divisors (1425587).

4276749 is a wasteful number, since it uses less digits than its factorization.

4276749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425586.

The product of its digits is 84672, while the sum is 39.

The square root of 4276749 is about 2068.0302222163. The cubic root of 4276749 is about 162.3197085244.

The spelling of 4276749 in words is "four million, two hundred seventy-six thousand, seven hundred forty-nine".