3958330 has 16 divisors (see below), whose sum is σ = 7155720. Its totient is φ = 1576512.

The previous prime is 3958313. The next prime is 3958337. The reversal of 3958330 is 338593.

It can be written as a sum of positive squares in 4 ways, for example, as 1515361 + 2442969 = 1231^2 + 1563^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3958292 and 3958301.

It is not an unprimeable number, because it can be changed into a prime (3958337) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2056 + ... + 3484.

Almost surely, 2^3958330 is an apocalyptic number.

3958330 is a deficient number, since it is larger than the sum of its proper divisors (3197390).

3958330 is a wasteful number, since it uses less digits than its factorization.

3958330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 3958330 is about 1989.5552266776. Note that the first 3 decimals coincide. The cubic root of 3958330 is about 158.1869548971.

The spelling of 3958330 in words is "three million, nine hundred fifty-eight thousand, three hundred thirty".