5641975 has 12 divisors (see below), whose sum is σ = 7055104. Its totient is φ = 4475520.

The previous prime is 5641939. The next prime is 5641997. The reversal of 5641975 is 5791465.

It is not a de Polignac number, because 5641975 - 2⁷ = 5641847 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2287 + ... + 4063.

Almost surely, 2^5641975 is an apocalyptic number.

5641975 is the 1270-th nonagonal number.

5641975 is a deficient number, since it is larger than the sum of its proper divisors (1413129).

5641975 is a wasteful number, since it uses less digits than its factorization.

5641975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1914 (or 1909 counting only the distinct ones).

The product of its digits is 37800, while the sum is 37.

The square root of 5641975 is about 2375.2841935230. The cubic root of 5641975 is about 178.0233841264.

The spelling of 5641975 in words is "five million, six hundred forty-one thousand, nine hundred seventy-five".