8434137 has 4 divisors (see below), whose sum is σ = 11245520. Its totient is φ = 5622756.

The previous prime is 8434087. The next prime is 8434141. The reversal of 8434137 is 7314348.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8434137 - 2⁶ = 8434073 is a prime.

It is a super-2 number, since 2×8434137² = 142269333869538, which contains 22 as substring.

It is a Duffinian number.

8434137 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (8434177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1405687 + ... + 1405692.

It is an arithmetic number, because the mean of its divisors is an integer number (2811380).

Almost surely, 2^8434137 is an apocalyptic number.

It is an amenable number.

8434137 is a deficient number, since it is larger than the sum of its proper divisors (2811383).

8434137 is a wasteful number, since it uses less digits than its factorization.

8434137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811382.

The product of its digits is 8064, while the sum is 30.

The square root of 8434137 is about 2904.1585700509. The cubic root of 8434137 is about 203.5542699867.

The spelling of 8434137 in words is "eight million, four hundred thirty-four thousand, one hundred thirty-seven".