3958106 has 4 divisors (see below), whose sum is σ = 5937162. Its totient is φ = 1979052.

The previous prime is 3958103. The next prime is 3958109. The reversal of 3958106 is 6018593.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6018593 = 7 ⋅859799.

It is an interprime number because it is at equal distance from previous prime (3958103) and next prime (3958109).

It can be written as a sum of positive squares in only one way, i.e., 2418025 + 1540081 = 1555^2 + 1241^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3958103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 989525 + ... + 989528.

Almost surely, 2^3958106 is an apocalyptic number.

3958106 is a deficient number, since it is larger than the sum of its proper divisors (1979056).

3958106 is a wasteful number, since it uses less digits than its factorization.

3958106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979055.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 3958106 is about 1989.4989318921. The cubic root of 3958106 is about 158.1839709328.

The spelling of 3958106 in words is "three million, nine hundred fifty-eight thousand, one hundred six".