3440147 has 2 divisors, whose sum is σ = 3440148. Its totient is φ = 3440146.

The previous prime is 3440131. The next prime is 3440153. The reversal of 3440147 is 7410443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3440147 - 2⁴ = 3440131 is a prime.

It is a super-2 number, since 2×3440147² = 23669222763218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3440167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720073 + 1720074.

It is an arithmetic number, because the mean of its divisors is an integer number (1720074).

Almost surely, 2^3440147 is an apocalyptic number.

3440147 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440147 is an equidigital number, since it uses as much as digits as its factorization.

3440147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 3440147 is about 1854.7633272199. The cubic root of 3440147 is about 150.9589965125.

The spelling of 3440147 in words is "three million, four hundred forty thousand, one hundred forty-seven".