3457147 has 4 divisors (see below), whose sum is σ = 3470176. Its totient is φ = 3444120.

The previous prime is 3457141. The next prime is 3457163. The reversal of 3457147 is 7417543.

3457147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3457147 - 2⁷ = 3457019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3457141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6108 + ... + 6649.

It is an arithmetic number, because the mean of its divisors is an integer number (867544).

Almost surely, 2^3457147 is an apocalyptic number.

3457147 is a deficient number, since it is larger than the sum of its proper divisors (13029).

3457147 is a wasteful number, since it uses less digits than its factorization.

3457147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13028.

The product of its digits is 11760, while the sum is 31.

The square root of 3457147 is about 1859.3404744694. The cubic root of 3457147 is about 151.2072501726.

The spelling of 3457147 in words is "three million, four hundred fifty-seven thousand, one hundred forty-seven".