42252365 has 8 divisors (see below), whose sum is σ = 50784408. Its totient is φ = 33747520.

The previous prime is 42252341. The next prime is 42252451. The reversal of 42252365 is 56325224.

It can be written as a sum of positive squares in 4 ways, for example, as 4072324 + 38180041 = 2018^2 + 6179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42252365 - 2⁸ = 42252109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3206 + ... + 9735.

It is an arithmetic number, because the mean of its divisors is an integer number (6348051).

Almost surely, 2^42252365 is an apocalyptic number.

It is an amenable number.

42252365 is a deficient number, since it is larger than the sum of its proper divisors (8532043).

42252365 is a wasteful number, since it uses less digits than its factorization.

42252365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13599.

The product of its digits is 14400, while the sum is 29.

The square root of 42252365 is about 6500.1819205311. The cubic root of 42252365 is about 348.2974869568.

Adding to 42252365 its reverse (56325224), we get a palindrome (98577589).

The spelling of 42252365 in words is "forty-two million, two hundred fifty-two thousand, three hundred sixty-five".