4521679 has 2 divisors, whose sum is σ = 4521680. Its totient is φ = 4521678.

The previous prime is 4521653. The next prime is 4521689. The reversal of 4521679 is 9761254.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4521679 - 2⁷ = 4521551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4521689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2260839 + 2260840.

It is an arithmetic number, because the mean of its divisors is an integer number (2260840).

Almost surely, 2^4521679 is an apocalyptic number.

4521679 is a deficient number, since it is larger than the sum of its proper divisors (1).

4521679 is an equidigital number, since it uses as much as digits as its factorization.

4521679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 34.

The square root of 4521679 is about 2126.4239934688. The cubic root of 4521679 is about 165.3610581360.

The spelling of 4521679 in words is "four million, five hundred twenty-one thousand, six hundred seventy-nine".