8434734 has 32 divisors (see below), whose sum is σ = 21033216. Its totient is φ = 2190720.

The previous prime is 8434733. The next prime is 8434753. The reversal of 8434734 is 4374348.

It is a super-2 number, since 2×8434734² = 142289475301512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 8434695 and 8434704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8434733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8667 + ... + 9590.

It is an arithmetic number, because the mean of its divisors is an integer number (657288).

Almost surely, 2^8434734 is an apocalyptic number.

8434734 is an abundant number, since it is smaller than the sum of its proper divisors (12598482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8434734 is a wasteful number, since it uses less digits than its factorization.

8434734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18280.

The product of its digits is 32256, while the sum is 33.

The square root of 8434734 is about 2904.2613518759. The cubic root of 8434734 is about 203.5590726529.

The spelling of 8434734 in words is "eight million, four hundred thirty-four thousand, seven hundred thirty-four".