3946537 has 8 divisors (see below), whose sum is σ = 4620672. Its totient is φ = 3300000.

The previous prime is 3946511. The next prime is 3946541. The reversal of 3946537 is 7356493.

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

It is a cyclic number.

It is not a de Polignac number, because 3946537 - 2¹⁹ = 3422249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3946496 and 3946505.

It is not an unprimeable number, because it can be changed into a prime (3946507) 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, 6589 + ... + 7162.

It is an arithmetic number, because the mean of its divisors is an integer number (577584).

Almost surely, 2^3946537 is an apocalyptic number.

It is an amenable number.

3946537 is a deficient number, since it is larger than the sum of its proper divisors (674135).

3946537 is a wasteful number, since it uses less digits than its factorization.

3946537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13799.

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

The square root of 3946537 is about 1986.5892882023. The cubic root of 3946537 is about 158.0297038636.

The spelling of 3946537 in words is "three million, nine hundred forty-six thousand, five hundred thirty-seven".