3920692 has 6 divisors (see below), whose sum is σ = 6861218. Its totient is φ = 1960344.

The previous prime is 3920689. The next prime is 3920729. The reversal of 3920692 is 2960293.

It can be written as a sum of positive squares in only one way, i.e., 3006756 + 913936 = 1734^2 + 956^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 490083 + ... + 490090.

Almost surely, 2^3920692 is an apocalyptic number.

It is an amenable number.

3920692 is a deficient number, since it is larger than the sum of its proper divisors (2940526).

3920692 is a wasteful number, since it uses less digits than its factorization.

3920692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 980177 (or 980175 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 3920692 is about 1980.0737360008. The cubic root of 3920692 is about 157.6839808535.

The spelling of 3920692 in words is "three million, nine hundred twenty thousand, six hundred ninety-two".