3962489 has 2 divisors, whose sum is σ = 3962490. Its totient is φ = 3962488.

The previous prime is 3962471. The next prime is 3962521. The reversal of 3962489 is 9842693.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2534464 + 1428025 = 1592^2 + 1195^2 .

It is a cyclic number.

It is not a de Polignac number, because 3962489 - 2²⁰ = 2913913 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3962689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981244 + 1981245.

It is an arithmetic number, because the mean of its divisors is an integer number (1981245).

Almost surely, 2^3962489 is an apocalyptic number.

It is an amenable number.

3962489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3962489 is an equidigital number, since it uses as much as digits as its factorization.

3962489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 41.

The square root of 3962489 is about 1990.6001607555. The cubic root of 3962489 is about 158.2423376185.

The spelling of 3962489 in words is "three million, nine hundred sixty-two thousand, four hundred eighty-nine".