4262749 has 2 divisors, whose sum is σ = 4262750. Its totient is φ = 4262748.

The previous prime is 4262743. The next prime is 4262777. The reversal of 4262749 is 9472624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2924100 + 1338649 = 1710^2 + 1157^2 .

It is a cyclic number.

It is not a de Polignac number, because 4262749 - 2¹³ = 4254557 is a prime.

It is an Ulam number.

4262749 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4262743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2131374 + 2131375.

It is an arithmetic number, because the mean of its divisors is an integer number (2131375).

Almost surely, 2^4262749 is an apocalyptic number.

It is an amenable number.

4262749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4262749 is an equidigital number, since it uses as much as digits as its factorization.

4262749 is an evil number, because the sum of its binary digits is even.

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

The square root of 4262749 is about 2064.6425840808. The cubic root of 4262749 is about 162.1423962638.

The spelling of 4262749 in words is "four million, two hundred sixty-two thousand, seven hundred forty-nine".