6417479 has 2 divisors, whose sum is σ = 6417480. Its totient is φ = 6417478.

The previous prime is 6417457. The next prime is 6417487. The reversal of 6417479 is 9747146.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6417479 - 2¹² = 6413383 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 (6417179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3208739 + 3208740.

It is an arithmetic number, because the mean of its divisors is an integer number (3208740).

Almost surely, 2^6417479 is an apocalyptic number.

6417479 is a deficient number, since it is larger than the sum of its proper divisors (1).

6417479 is an equidigital number, since it uses as much as digits as its factorization.

6417479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 42336, while the sum is 38.

The square root of 6417479 is about 2533.2743633487. The cubic root of 6417479 is about 185.8324212297.

The spelling of 6417479 in words is "six million, four hundred seventeen thousand, four hundred seventy-nine".