434416939 has 8 divisors (see below), whose sum is σ = 494514432. Its totient is φ = 377753640.

The previous prime is 434416907. The next prime is 434416949. The reversal of 434416939 is 939614434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 434416939 - 2⁵ = 434416907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434416895 and 434416904.

It is not an unprimeable number, because it can be changed into a prime (434416949) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858279 + ... + 858784.

It is an arithmetic number, because the mean of its divisors is an integer number (61814304).

Almost surely, 2^434416939 is an apocalyptic number.

434416939 is a deficient number, since it is larger than the sum of its proper divisors (60097493).

434416939 is a wasteful number, since it uses less digits than its factorization.

434416939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1717097.

The product of its digits is 279936, while the sum is 43.

The square root of 434416939 is about 20842.6711100089. The cubic root of 434416939 is about 757.3598016668.

The spelling of 434416939 in words is "four hundred thirty-four million, four hundred sixteen thousand, nine hundred thirty-nine".