6475387 has 2 divisors, whose sum is σ = 6475388. Its totient is φ = 6475386.

The previous prime is 6475321. The next prime is 6475457. The reversal of 6475387 is 7835746.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6475387 is a prime.

It is not a weakly prime, because it can be changed into another prime (6475307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3237693 + 3237694.

It is an arithmetic number, because the mean of its divisors is an integer number (3237694).

Almost surely, 2^6475387 is an apocalyptic number.

6475387 is a deficient number, since it is larger than the sum of its proper divisors (1).

6475387 is an equidigital number, since it uses as much as digits as its factorization.

6475387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 40.

The square root of 6475387 is about 2544.6781721860. The cubic root of 6475387 is about 186.3897001529.

The spelling of 6475387 in words is "six million, four hundred seventy-five thousand, three hundred eighty-seven".