42244117 has 8 divisors (see below), whose sum is σ = 43632000. Its totient is φ = 40876704.

The previous prime is 42244109. The next prime is 42244129. The reversal of 42244117 is 71144224.

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

It is a cyclic number.

It is not a de Polignac number, because 42244117 - 2³ = 42244109 is a prime.

It is a super-2 number, since 2×42244117² = 3569130842219378, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42244091 and 42244100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42244217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 867 + ... + 9232.

It is an arithmetic number, because the mean of its divisors is an integer number (5454000).

Almost surely, 2^42244117 is an apocalyptic number.

42244117 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

42244117 is a deficient number, since it is larger than the sum of its proper divisors (1387883).

42244117 is a wasteful number, since it uses less digits than its factorization.

42244117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10235.

The product of its digits is 1792, while the sum is 25.

The square root of 42244117 is about 6499.5474457842. The cubic root of 42244117 is about 348.2748219958.

The spelling of 42244117 in words is "forty-two million, two hundred forty-four thousand, one hundred seventeen".