8434408 has 8 divisors (see below), whose sum is σ = 15814530. Its totient is φ = 4217200.

The previous prime is 8434403. The next prime is 8434427. The reversal of 8434408 is 8044348.

It can be written as a sum of positive squares in only one way, i.e., 6749604 + 1684804 = 2598^2 + 1298^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×8434408² = 142278476620928, 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 8434408.

It is not an unprimeable number, because it can be changed into a prime (8434403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527143 + ... + 527158.

Almost surely, 2^8434408 is an apocalyptic number.

It is an amenable number.

8434408 is a deficient number, since it is larger than the sum of its proper divisors (7380122).

8434408 is a wasteful number, since it uses less digits than its factorization.

8434408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054307 (or 1054303 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 8434408 is about 2904.2052269080. The cubic root of 8434408 is about 203.5564501196.

The spelling of 8434408 in words is "eight million, four hundred thirty-four thousand, four hundred eight".