3952646 has 32 divisors (see below), whose sum is σ = 6652800. Its totient is φ = 1753920.

The previous prime is 3952633. The next prime is 3952649. The reversal of 3952646 is 6462593.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3952649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66965 + ... + 67023.

It is an arithmetic number, because the mean of its divisors is an integer number (207900).

Almost surely, 2^3952646 is an apocalyptic number.

3952646 is a deficient number, since it is larger than the sum of its proper divisors (2700154).

3952646 is a wasteful number, since it uses less digits than its factorization.

3952646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164.

The product of its digits is 38880, while the sum is 35.

The square root of 3952646 is about 1988.1262535362. The cubic root of 3952646 is about 158.1112019602. Note that the first 3 decimals are identical.

The spelling of 3952646 in words is "three million, nine hundred fifty-two thousand, six hundred forty-six".