3946357 has 8 divisors (see below), whose sum is σ = 4176800. Its totient is φ = 3718224.

The previous prime is 3946339. The next prime is 3946379. The reversal of 3946357 is 7536493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3946357 - 2¹¹ = 3944309 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 (3946337) 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, 3898 + ... + 4804.

It is an arithmetic number, because the mean of its divisors is an integer number (522100).

Almost surely, 2^3946357 is an apocalyptic number.

It is an amenable number.

3946357 is a deficient number, since it is larger than the sum of its proper divisors (230443).

3946357 is a wasteful number, since it uses less digits than its factorization.

3946357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155.

The product of its digits is 68040, while the sum is 37.

The square root of 3946357 is about 1986.5439839077. The cubic root of 3946357 is about 158.0273012696.

The spelling of 3946357 in words is "three million, nine hundred forty-six thousand, three hundred fifty-seven".