42354353 has 4 divisors (see below), whose sum is σ = 43387428. Its totient is φ = 41321280.

The previous prime is 42354343. The next prime is 42354359. The reversal of 42354353 is 35345324.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1993744 + 40360609 = 1412^2 + 6353^2 .

It is a cyclic number.

It is not a de Polignac number, because 42354353 - 2⁶ = 42354289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42354359) 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, 516476 + ... + 516557.

It is an arithmetic number, because the mean of its divisors is an integer number (10846857).

Almost surely, 2^42354353 is an apocalyptic number.

It is an amenable number.

42354353 is a deficient number, since it is larger than the sum of its proper divisors (1033075).

42354353 is a wasteful number, since it uses less digits than its factorization.

42354353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033074.

The product of its digits is 21600, while the sum is 29.

The square root of 42354353 is about 6508.0222034040. The cubic root of 42354353 is about 348.5774998543.

Adding to 42354353 its reverse (35345324), we get a palindrome (77699677).

The spelling of 42354353 in words is "forty-two million, three hundred fifty-four thousand, three hundred fifty-three".