42268617 has 6 divisors (see below), whose sum is σ = 61054682. Its totient is φ = 28179072.

The previous prime is 42268607. The next prime is 42268619. The reversal of 42268617 is 71686224.

It can be written as a sum of positive squares in only one way, i.e., 37896336 + 4372281 = 6156^2 + 2091^2 .

It is not a de Polignac number, because 42268617 - 2⁷ = 42268489 is a prime.

It is a super-3 number, since 3×42268617³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42268619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2348248 + ... + 2348265.

Almost surely, 2^42268617 is an apocalyptic number.

It is an amenable number.

42268617 is a deficient number, since it is larger than the sum of its proper divisors (18786065).

42268617 is a wasteful number, since it uses less digits than its factorization.

42268617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4696519 (or 4696516 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 42268617 is about 6501.4319192006. The cubic root of 42268617 is about 348.3421377525.

The spelling of 42268617 in words is "forty-two million, two hundred sixty-eight thousand, six hundred seventeen".