4226749 has 4 divisors (see below), whose sum is σ = 4268700. Its totient is φ = 4184800.

The previous prime is 4226713. The next prime is 4226767. The reversal of 4226749 is 9476224.

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 3829849 + 396900 = 1957^2 + 630^2 .

It is a cyclic number.

It is not a de Polignac number, because 4226749 - 2¹⁷ = 4095677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4226249) 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, 20824 + ... + 21025.

It is an arithmetic number, because the mean of its divisors is an integer number (1067175).

Almost surely, 2^4226749 is an apocalyptic number.

It is an amenable number.

4226749 is a deficient number, since it is larger than the sum of its proper divisors (41951).

4226749 is a wasteful number, since it uses less digits than its factorization.

4226749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41950.

The product of its digits is 24192, while the sum is 34.

The square root of 4226749 is about 2055.9058830598. The cubic root of 4226749 is about 161.6846606724.

The spelling of 4226749 in words is "four million, two hundred twenty-six thousand, seven hundred forty-nine".