434928887 has 2 divisors, whose sum is σ = 434928888. Its totient is φ = 434928886.

The previous prime is 434928877. The next prime is 434928911. The reversal of 434928887 is 788829434.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434928887 - 2¹⁰ = 434927863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434928847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217464443 + 217464444.

It is an arithmetic number, because the mean of its divisors is an integer number (217464444).

Almost surely, 2^434928887 is an apocalyptic number.

434928887 is a deficient number, since it is larger than the sum of its proper divisors (1).

434928887 is an equidigital number, since it uses as much as digits as its factorization.

434928887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3096576, while the sum is 53.

The square root of 434928887 is about 20854.9487412460. The cubic root of 434928887 is about 757.6571938657.

The spelling of 434928887 in words is "four hundred thirty-four million, nine hundred twenty-eight thousand, eight hundred eighty-seven".