42056353 has 4 divisors (see below), whose sum is σ = 42648768. Its totient is φ = 41463940.

The previous prime is 42056303. The next prime is 42056359. The reversal of 42056353 is 35365024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42056353 - 2¹³ = 42048161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42056359) 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, 296101 + ... + 296242.

It is an arithmetic number, because the mean of its divisors is an integer number (10662192).

Almost surely, 2^42056353 is an apocalyptic number.

It is an amenable number.

42056353 is a deficient number, since it is larger than the sum of its proper divisors (592415).

42056353 is an equidigital number, since it uses as much as digits as its factorization.

42056353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592414.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 42056353 is about 6485.0869693474. The cubic root of 42056353 is about 347.7580589221.

The spelling of 42056353 in words is "forty-two million, fifty-six thousand, three hundred fifty-three".