8434959 has 24 divisors (see below), whose sum is σ = 12367872. Its totient is φ = 5110560.

The previous prime is 8434957. The next prime is 8434963. The reversal of 8434959 is 9594348.

It is not a de Polignac number, because 8434959 - 2¹ = 8434957 is a prime.

It is a super-2 number, since 2×8434959² = 142297066663362, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8434959.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8434957) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64324 + ... + 64454.

It is an arithmetic number, because the mean of its divisors is an integer number (515328).

Almost surely, 2^8434959 is an apocalyptic number.

8434959 is a deficient number, since it is larger than the sum of its proper divisors (3932913).

8434959 is a wasteful number, since it uses less digits than its factorization.

8434959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 274 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 8434959 is about 2904.3000878008. The cubic root of 8434959 is about 203.5608826441.

The spelling of 8434959 in words is "eight million, four hundred thirty-four thousand, nine hundred fifty-nine".