3958507 has 12 divisors (see below), whose sum is σ = 4733680. Its totient is φ = 3242448.

The previous prime is 3958499. The next prime is 3958523. The reversal of 3958507 is 7058593.

It is not a de Polignac number, because 3958507 - 2³ = 3958499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3959507) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3169 + ... + 4237.

Almost surely, 2^3958507 is an apocalyptic number.

3958507 is a deficient number, since it is larger than the sum of its proper divisors (775173).

3958507 is a wasteful number, since it uses less digits than its factorization.

3958507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122 (or 1099 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 3958507 is about 1989.5997084841. The cubic root of 3958507 is about 158.1893126821.

It can be divided in two parts, 3958 and 507, that added together give a triangular number (4465 = T₉₄).

The spelling of 3958507 in words is "three million, nine hundred fifty-eight thousand, five hundred seven".