4092749 has 2 divisors, whose sum is σ = 4092750. Its totient is φ = 4092748.

The previous prime is 4092727. The next prime is 4092757. The reversal of 4092749 is 9472904.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2449225 + 1643524 = 1565^2 + 1282^2 .

It is a cyclic number.

It is not a de Polignac number, because 4092749 - 2¹⁶ = 4027213 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4092709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2046374 + 2046375.

It is an arithmetic number, because the mean of its divisors is an integer number (2046375).

Almost surely, 2^4092749 is an apocalyptic number.

It is an amenable number.

4092749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4092749 is an equidigital number, since it uses as much as digits as its factorization.

4092749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 4092749 is about 2023.0543739603. The cubic root of 4092749 is about 159.9576580666.

The spelling of 4092749 in words is "four million, ninety-two thousand, seven hundred forty-nine".