9140904 has 64 divisors (see below), whose sum is σ = 25704000. Its totient is φ = 3009600.

The previous prime is 9140899. The next prime is 9140921. The reversal of 9140904 is 4090419.

9140904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9140904² = 167112251874432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21607 + ... + 22025.

It is an arithmetic number, because the mean of its divisors is an integer number (401625).

Almost surely, 2^9140904 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 9140904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12852000).

9140904 is an abundant number, since it is smaller than the sum of its proper divisors (16563096).

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

9140904 is a wasteful number, since it uses less digits than its factorization.

9140904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 525 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 9140904 is about 3023.3927961811. The cubic root of 9140904 is about 209.0882924803.

The spelling of 9140904 in words is "nine million, one hundred forty thousand, nine hundred four".