5449739 has 2 divisors, whose sum is σ = 5449740. Its totient is φ = 5449738.

The previous prime is 5449727. The next prime is 5449753. The reversal of 5449739 is 9379445.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5449739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5449696 and 5449705.

It is not a weakly prime, because it can be changed into another prime (5446739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2724869 + 2724870.

It is an arithmetic number, because the mean of its divisors is an integer number (2724870).

Almost surely, 2^5449739 is an apocalyptic number.

5449739 is a deficient number, since it is larger than the sum of its proper divisors (1).

5449739 is an equidigital number, since it uses as much as digits as its factorization.

5449739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 41.

The square root of 5449739 is about 2334.4676052582. The cubic root of 5449739 is about 175.9780770731.

The spelling of 5449739 in words is "five million, four hundred forty-nine thousand, seven hundred thirty-nine".