3421975 has 6 divisors (see below), whose sum is σ = 4243280. Its totient is φ = 2737560.

The previous prime is 3421939. The next prime is 3421993. The reversal of 3421975 is 5791243.

It is a de Polignac number, because none of the positive numbers 2^k-3421975 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68415 + ... + 68464.

Almost surely, 2^3421975 is an apocalyptic number.

3421975 is a deficient number, since it is larger than the sum of its proper divisors (821305).

3421975 is a wasteful number, since it uses less digits than its factorization.

3421975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136889 (or 136884 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 3421975 is about 1849.8581026663. The cubic root of 3421975 is about 150.6927219103.

The spelling of 3421975 in words is "three million, four hundred twenty-one thousand, nine hundred seventy-five".