3550975 has 6 divisors (see below), whose sum is σ = 4403240. Its totient is φ = 2840760.

The previous prime is 3550949. The next prime is 3550979. The reversal of 3550975 is 5790553.

It is not a de Polignac number, because 3550975 - 2¹⁹ = 3026687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3550975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3550979) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70995 + ... + 71044.

Almost surely, 2^3550975 is an apocalyptic number.

3550975 is a deficient number, since it is larger than the sum of its proper divisors (852265).

3550975 is a wasteful number, since it uses less digits than its factorization.

3550975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142049 (or 142044 counting only the distinct ones).

The product of its (nonzero) digits is 23625, while the sum is 34.

The square root of 3550975 is about 1884.4030885137. The cubic root of 3550975 is about 152.5629946680.

The spelling of 3550975 in words is "three million, five hundred fifty thousand, nine hundred seventy-five".