3940351 has 2 divisors, whose sum is σ = 3940352. Its totient is φ = 3940350.

The previous prime is 3940319. The next prime is 3940367. The reversal of 3940351 is 1530493.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3940351 - 2⁵ = 3940319 is a prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3940301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1970175 + 1970176.

It is an arithmetic number, because the mean of its divisors is an integer number (1970176).

Almost surely, 2^3940351 is an apocalyptic number.

3940351 is a deficient number, since it is larger than the sum of its proper divisors (1).

3940351 is an equidigital number, since it uses as much as digits as its factorization.

3940351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 3940351 is about 1985.0317377815. The cubic root of 3940351 is about 157.9470927915.

The spelling of 3940351 in words is "three million, nine hundred forty thousand, three hundred fifty-one".