4626389 has 2 divisors, whose sum is σ = 4626390. Its totient is φ = 4626388.

The previous prime is 4626383. The next prime is 4626407. The reversal of 4626389 is 9836264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4431025 + 195364 = 2105^2 + 442^2 .

It is a cyclic number.

It is not a de Polignac number, because 4626389 - 2⁴ = 4626373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4626383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2313194 + 2313195.

It is an arithmetic number, because the mean of its divisors is an integer number (2313195).

Almost surely, 2^4626389 is an apocalyptic number.

It is an amenable number.

4626389 is a deficient number, since it is larger than the sum of its proper divisors (1).

4626389 is an equidigital number, since it uses as much as digits as its factorization.

4626389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 62208, while the sum is 38.

The square root of 4626389 is about 2150.9042284583. The cubic root of 4626389 is about 166.6277700341.

The spelling of 4626389 in words is "four million, six hundred twenty-six thousand, three hundred eighty-nine".