3958695 has 48 divisors (see below), whose sum is σ = 7574112. Its totient is φ = 1900800.

The previous prime is 3958687. The next prime is 3958697. The reversal of 3958695 is 5968593.

It is not a de Polignac number, because 3958695 - 2³ = 3958687 is a prime.

It is a super-2 number, since 2×3958695² = 31342532206050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3958695.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3958697) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39145 + ... + 39245.

It is an arithmetic number, because the mean of its divisors is an integer number (157794).

Almost surely, 2^3958695 is an apocalyptic number.

3958695 is a deficient number, since it is larger than the sum of its proper divisors (3615417).

3958695 is a wasteful number, since it uses less digits than its factorization.

3958695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 189 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 3958695 is about 1989.6469536076. The cubic root of 3958695 is about 158.1918169192.

The spelling of 3958695 in words is "three million, nine hundred fifty-eight thousand, six hundred ninety-five".