419925689 has 2 divisors, whose sum is σ = 419925690. Its totient is φ = 419925688.

The previous prime is 419925677. The next prime is 419925703. The reversal of 419925689 is 986529914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 305970064 + 113955625 = 17492^2 + 10675^2 .

It is a cyclic number.

It is not a de Polignac number, because 419925689 - 2¹⁶ = 419860153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 419925689.

It is not a weakly prime, because it can be changed into another prime (419925089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209962844 + 209962845.

It is an arithmetic number, because the mean of its divisors is an integer number (209962845).

Almost surely, 2^419925689 is an apocalyptic number.

It is an amenable number.

419925689 is a deficient number, since it is larger than the sum of its proper divisors (1).

419925689 is an equidigital number, since it uses as much as digits as its factorization.

419925689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1399680, while the sum is 53.

The square root of 419925689 is about 20492.0884489600. The cubic root of 419925689 is about 748.8430690060.

The spelling of 419925689 in words is "four hundred nineteen million, nine hundred twenty-five thousand, six hundred eighty-nine".