9378834 has 32 divisors (see below), whose sum is σ = 19535040. Its totient is φ = 2999232.

The previous prime is 9378829. The next prime is 9378839. The reversal of 9378834 is 4388739.

It is an interprime number because it is at equal distance from previous prime (9378829) and next prime (9378839).

It is not an unprimeable number, because it can be changed into a prime (9378839) 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, 18172 + ... + 18680.

It is an arithmetic number, because the mean of its divisors is an integer number (610470).

Almost surely, 2^9378834 is an apocalyptic number.

9378834 is an abundant number, since it is smaller than the sum of its proper divisors (10156206).

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

9378834 is a wasteful number, since it uses less digits than its factorization.

9378834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634.

The product of its digits is 145152, while the sum is 42.

The square root of 9378834 is about 3062.4882040589. The cubic root of 9378834 is about 210.8869065932.

The spelling of 9378834 in words is "nine million, three hundred seventy-eight thousand, eight hundred thirty-four".