3853247 has 2 divisors, whose sum is σ = 3853248. Its totient is φ = 3853246.

The previous prime is 3853211. The next prime is 3853249. The reversal of 3853247 is 7423583.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3853247 - 2⁶ = 3853183 is a prime.

It is a super-3 number, since 3×3853247³ (a number of 21 digits) contains 333 as substring.

Together with 3853249, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3853249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1926623 + 1926624.

It is an arithmetic number, because the mean of its divisors is an integer number (1926624).

Almost surely, 2^3853247 is an apocalyptic number.

3853247 is a deficient number, since it is larger than the sum of its proper divisors (1).

3853247 is an equidigital number, since it uses as much as digits as its factorization.

3853247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20160, while the sum is 32.

The square root of 3853247 is about 1962.9689248687. The cubic root of 3853247 is about 156.7745692957.

The spelling of 3853247 in words is "three million, eight hundred fifty-three thousand, two hundred forty-seven".