3964022 has 4 divisors (see below), whose sum is σ = 5946036. Its totient is φ = 1982010.

The previous prime is 3964021. The next prime is 3964031. The reversal of 3964022 is 2204693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2204693 = 41 ⋅53773.

It is a junction number, because it is equal to n+sod(n) for n = 3963982 and 3964000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3964021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991004 + ... + 991007.

It is an arithmetic number, because the mean of its divisors is an integer number (1486509).

Almost surely, 2^3964022 is an apocalyptic number.

3964022 is a deficient number, since it is larger than the sum of its proper divisors (1982014).

3964022 is a wasteful number, since it uses less digits than its factorization.

3964022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982013.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 3964022 is about 1990.9851832698. The cubic root of 3964022 is about 158.2627418162.

The spelling of 3964022 in words is "three million, nine hundred sixty-four thousand, twenty-two".