9374840 has 32 divisors (see below), whose sum is σ = 21396960. Its totient is φ = 3696000.

The previous prime is 9374839. The next prime is 9374857. The reversal of 9374840 is 484739.

It is a self number, because there is not a number n which added to its sum of digits gives 9374840.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1190 + ... + 4490.

It is an arithmetic number, because the mean of its divisors is an integer number (668655).

Almost surely, 2^9374840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9374840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10698480).

9374840 is an abundant number, since it is smaller than the sum of its proper divisors (12022120).

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

9374840 is a wasteful number, since it uses less digits than its factorization.

9374840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3383 (or 3379 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 9374840 is about 3061.8360504769. The cubic root of 9374840 is about 210.8569667699.

The spelling of 9374840 in words is "nine million, three hundred seventy-four thousand, eight hundred forty".