3550075 has 12 divisors (see below), whose sum is σ = 4429528. Its totient is φ = 2822400.

The previous prime is 3550069. The next prime is 3550091. The reversal of 3550075 is 5700553.

It is a happy number.

It is not a de Polignac number, because 3550075 - 2⁷ = 3549947 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

3550075 is a lucky 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, 4939 + ... + 5611.

Almost surely, 2^3550075 is an apocalyptic number.

3550075 is a deficient number, since it is larger than the sum of its proper divisors (879453).

3550075 is a wasteful number, since it uses less digits than its factorization.

3550075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 889 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 25.

The square root of 3550075 is about 1884.1642709700. The cubic root of 3550075 is about 152.5501044714.

The spelling of 3550075 in words is "three million, five hundred fifty thousand, seventy-five".