6603941 has 4 divisors (see below), whose sum is σ = 6609312. Its totient is φ = 6598572.

The previous prime is 6603937. The next prime is 6603943. The reversal of 6603941 is 1493066.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1493066 = 2 ⋅746533.

It is a cyclic number.

It is not a de Polignac number, because 6603941 - 2² = 6603937 is a prime.

It is a super-2 number, since 2×6603941² = 87224073462962, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6603943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176 + ... + 3638.

It is an arithmetic number, because the mean of its divisors is an integer number (1652328).

Almost surely, 2^6603941 is an apocalyptic number.

It is an amenable number.

6603941 is a deficient number, since it is larger than the sum of its proper divisors (5371).

6603941 is a wasteful number, since it uses less digits than its factorization.

6603941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 6603941 is about 2569.8134173515. The cubic root of 6603941 is about 187.6150736581.

The spelling of 6603941 in words is "six million, six hundred three thousand, nine hundred forty-one".