3906693 has 12 divisors (see below), whose sum is σ = 6449248. Its totient is φ = 2232360.

The previous prime is 3906691. The next prime is 3906697. The reversal of 3906693 is 3966093.

It is not a de Polignac number, because 3906693 - 2¹ = 3906691 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3906691) 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, 30943 + ... + 31068.

Almost surely, 2^3906693 is an apocalyptic number.

It is an amenable number.

3906693 is a deficient number, since it is larger than the sum of its proper divisors (2542555).

3906693 is a wasteful number, since it uses less digits than its factorization.

3906693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62024 (or 62021 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 36.

The square root of 3906693 is about 1976.5356055483. The cubic root of 3906693 is about 157.4960845587.

The spelling of 3906693 in words is "three million, nine hundred six thousand, six hundred ninety-three".