3923347 has 2 divisors, whose sum is σ = 3923348. Its totient is φ = 3923346.

The previous prime is 3923321. The next prime is 3923357. The reversal of 3923347 is 7433293.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3923347 - 2¹⁹ = 3399059 is a prime.

It is an Ulam number.

3923347 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3923357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1961673 + 1961674.

It is an arithmetic number, because the mean of its divisors is an integer number (1961674).

Almost surely, 2^3923347 is an apocalyptic number.

3923347 is a deficient number, since it is larger than the sum of its proper divisors (1).

3923347 is an equidigital number, since it uses as much as digits as its factorization.

3923347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 31.

The square root of 3923347 is about 1980.7440521178. The cubic root of 3923347 is about 157.7195661111.

The spelling of 3923347 in words is "three million, nine hundred twenty-three thousand, three hundred forty-seven".