6454739 has 2 divisors, whose sum is σ = 6454740. Its totient is φ = 6454738.

The previous prime is 6454729. The next prime is 6454751. The reversal of 6454739 is 9374546.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6454739 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (6454709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3227369 + 3227370.

It is an arithmetic number, because the mean of its divisors is an integer number (3227370).

Almost surely, 2^6454739 is an apocalyptic number.

6454739 is a deficient number, since it is larger than the sum of its proper divisors (1).

6454739 is an equidigital number, since it uses as much as digits as its factorization.

6454739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 38.

The square root of 6454739 is about 2540.6178382433. The cubic root of 6454739 is about 186.1913762315.

The spelling of 6454739 in words is "six million, four hundred fifty-four thousand, seven hundred thirty-nine".