6601144 has 16 divisors (see below), whose sum is σ = 13502520. Its totient is φ = 3000480.

The previous prime is 6601129. The next prime is 6601157. The reversal of 6601144 is 4411066.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37419 + ... + 37594.

Almost surely, 2^6601144 is an apocalyptic number.

It is an amenable number.

6601144 is an abundant number, since it is smaller than the sum of its proper divisors (6901376).

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

6601144 is a wasteful number, since it uses less digits than its factorization.

6601144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75030 (or 75026 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 6601144 is about 2569.2691567837. The cubic root of 6601144 is about 187.5885827359.

The spelling of 6601144 in words is "six million, six hundred one thousand, one hundred forty-four".