34257343 has 4 divisors (see below), whose sum is σ = 34271128. Its totient is φ = 34243560.

The previous prime is 34257341. The next prime is 34257359. The reversal of 34257343 is 34375243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34375243 = 7 ⋅4910749.

It is a cyclic number.

It is not a de Polignac number, because 34257343 - 2¹ = 34257341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34257341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2013 + ... + 8518.

It is an arithmetic number, because the mean of its divisors is an integer number (8567782).

Almost surely, 2^34257343 is an apocalyptic number.

34257343 is a deficient number, since it is larger than the sum of its proper divisors (13785).

34257343 is a wasteful number, since it uses less digits than its factorization.

34257343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13784.

The product of its digits is 30240, while the sum is 31.

The square root of 34257343 is about 5852.9772765662. The cubic root of 34257343 is about 324.7764711484.

The spelling of 34257343 in words is "thirty-four million, two hundred fifty-seven thousand, three hundred forty-three".