3942964 has 6 divisors (see below), whose sum is σ = 6900194. Its totient is φ = 1971480.

The previous prime is 3942947. The next prime is 3942977. The reversal of 3942964 is 4692493.

It can be written as a sum of positive squares in only one way, i.e., 3640464 + 302500 = 1908^2 + 550^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 492867 + ... + 492874.

Almost surely, 2^3942964 is an apocalyptic number.

It is an amenable number.

3942964 is a deficient number, since it is larger than the sum of its proper divisors (2957230).

3942964 is a wasteful number, since it uses less digits than its factorization.

3942964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985745 (or 985743 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 3942964 is about 1985.6898045767. The cubic root of 3942964 is about 157.9819986969.

It can be divided in two parts, 39429 and 64, that added together give a palindrome (39493).

The spelling of 3942964 in words is "three million, nine hundred forty-two thousand, nine hundred sixty-four".