6407393 has 2 divisors, whose sum is σ = 6407394. Its totient is φ = 6407392.

The previous prime is 6407371. The next prime is 6407417. The reversal of 6407393 is 3937046.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5841889 + 565504 = 2417^2 + 752^2 .

It is a cyclic number.

It is not a de Polignac number, because 6407393 - 2¹⁰ = 6406369 is a prime.

It is not a weakly prime, because it can be changed into another prime (6407333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3203696 + 3203697.

It is an arithmetic number, because the mean of its divisors is an integer number (3203697).

Almost surely, 2^6407393 is an apocalyptic number.

It is an amenable number.

6407393 is a deficient number, since it is larger than the sum of its proper divisors (1).

6407393 is an equidigital number, since it uses as much as digits as its factorization.

6407393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 6407393 is about 2531.2828763297. The cubic root of 6407393 is about 185.7350159728.

The spelling of 6407393 in words is "six million, four hundred seven thousand, three hundred ninety-three".