42558353 has 2 divisors, whose sum is σ = 42558354. Its totient is φ = 42558352.

The previous prime is 42558317. The next prime is 42558371. The reversal of 42558353 is 35385524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38093584 + 4464769 = 6172^2 + 2113^2 .

It is a cyclic number.

It is not a de Polignac number, because 42558353 - 2⁸ = 42558097 is a prime.

It is a super-2 number, since 2×42558353² = 3622426820145218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (42558253) 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 as a sum of consecutive naturals, namely, 21279176 + 21279177.

It is an arithmetic number, because the mean of its divisors is an integer number (21279177).

Almost surely, 2^42558353 is an apocalyptic number.

It is an amenable number.

42558353 is a deficient number, since it is larger than the sum of its proper divisors (1).

42558353 is an equidigital number, since it uses as much as digits as its factorization.

42558353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72000, while the sum is 35.

The square root of 42558353 is about 6523.6763408373. The cubic root of 42558353 is about 349.1362456306.

The spelling of 42558353 in words is "forty-two million, five hundred fifty-eight thousand, three hundred fifty-three".