4340457 has 24 divisors (see below), whose sum is σ = 7244640. Its totient is φ = 2474880.

The previous prime is 4340449. The next prime is 4340471. The reversal of 4340457 is 7540434.

It is not a de Polignac number, because 4340457 - 2³ = 4340449 is a prime.

It is a d-powerful number, because it can be written as 4⁴ + 3⁷ + 4⁸ + 0 + 4¹¹ + 5⁷ + 7² .

It is a self number, because there is not a number n which added to its sum of digits gives 4340457.

It is not an unprimeable number, because it can be changed into a prime (4340407) 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 23 ways as a sum of consecutive naturals, for example, 394 + ... + 2972.

It is an arithmetic number, because the mean of its divisors is an integer number (301860).

Almost surely, 2^4340457 is an apocalyptic number.

It is an amenable number.

4340457 is a deficient number, since it is larger than the sum of its proper divisors (2904183).

4340457 is a wasteful number, since it uses less digits than its factorization.

4340457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613 (or 2610 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 4340457 is about 2083.3763462226. The cubic root of 4340457 is about 163.1217302379.

The spelling of 4340457 in words is "four million, three hundred forty thousand, four hundred fifty-seven".