6407039 has 2 divisors, whose sum is σ = 6407040. Its totient is φ = 6407038.

The previous prime is 6407033. The next prime is 6407069. The reversal of 6407039 is 9307046.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6407039 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6407033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3203519 + 3203520.

It is an arithmetic number, because the mean of its divisors is an integer number (3203520).

Almost surely, 2^6407039 is an apocalyptic number.

6407039 is a deficient number, since it is larger than the sum of its proper divisors (1).

6407039 is an equidigital number, since it uses as much as digits as its factorization.

6407039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 6407039 is about 2531.2129503461. The cubic root of 6407039 is about 185.7315953717.

It can be divided in two parts, 64070 and 39, that multiplied together give a triangular number (2498730 = T₂₂₃₅).

The spelling of 6407039 in words is "six million, four hundred seven thousand, thirty-nine".