434984623 has 4 divisors (see below), whose sum is σ = 435404320. Its totient is φ = 434564928.

The previous prime is 434984611. The next prime is 434984629. The reversal of 434984623 is 326489434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434984623 - 2⁹ = 434984111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 434984623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434984629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208290 + ... + 210367.

It is an arithmetic number, because the mean of its divisors is an integer number (108851080).

Almost surely, 2^434984623 is an apocalyptic number.

434984623 is a deficient number, since it is larger than the sum of its proper divisors (419697).

434984623 is a wasteful number, since it uses less digits than its factorization.

434984623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419696.

The product of its digits is 497664, while the sum is 43.

The square root of 434984623 is about 20856.2849759970. The cubic root of 434984623 is about 757.6895569936.

The spelling of 434984623 in words is "four hundred thirty-four million, nine hundred eighty-four thousand, six hundred twenty-three".