4057347 has 16 divisors (see below), whose sum is σ = 6310400. Its totient is φ = 2317896.

The previous prime is 4057343. The next prime is 4057349. The reversal of 4057347 is 7437504.

It is not a de Polignac number, because 4057347 - 2² = 4057343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4057343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 943 + ... + 3000.

It is an arithmetic number, because the mean of its divisors is an integer number (394400).

Almost surely, 2^4057347 is an apocalyptic number.

4057347 is a deficient number, since it is larger than the sum of its proper divisors (2253053).

4057347 is an equidigital number, since it uses as much as digits as its factorization.

4057347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3967 (or 3953 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 4057347 is about 2014.2857294833. The cubic root of 4057347 is about 159.4951142196.

The spelling of 4057347 in words is "four million, fifty-seven thousand, three hundred forty-seven".