8370434 has 8 divisors (see below), whose sum is σ = 12960768. Its totient is φ = 4050180.

The previous prime is 8370433. The next prime is 8370457. The reversal of 8370434 is 4340738.

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

It is a junction number, because it is equal to n+sod(n) for n = 8370397 and 8370406.

It is not an unprimeable number, because it can be changed into a prime (8370433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67442 + ... + 67565.

It is an arithmetic number, because the mean of its divisors is an integer number (1620096).

Almost surely, 2^8370434 is an apocalyptic number.

8370434 is a deficient number, since it is larger than the sum of its proper divisors (4590334).

8370434 is a wasteful number, since it uses less digits than its factorization.

8370434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135040.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 8370434 is about 2893.1702334982. The cubic root of 8370434 is about 203.0404927838.

It can be divided in two parts, 83704 and 34, that added together give a palindrome (83738).

The spelling of 8370434 in words is "eight million, three hundred seventy thousand, four hundred thirty-four".