6140904 has 64 divisors (see below), whose sum is σ = 19146240. Its totient is φ = 1594560.

The previous prime is 6140903. The next prime is 6140909. The reversal of 6140904 is 4090416.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6140903) 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, 187 + ... + 3509.

It is an arithmetic number, because the mean of its divisors is an integer number (299160).

Almost surely, 2^6140904 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 6140904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9573120).

6140904 is an abundant number, since it is smaller than the sum of its proper divisors (13005336).

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

6140904 is a wasteful number, since it uses less digits than its factorization.

6140904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350 (or 3346 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 6140904 is about 2478.0847443136. The cubic root of 6140904 is about 183.1235094444.

The spelling of 6140904 in words is "six million, one hundred forty thousand, nine hundred four".