42017246 has 16 divisors (see below), whose sum is σ = 66648960. Its totient is φ = 19811160.

The previous prime is 42017231. The next prime is 42017249. The reversal of 42017246 is 64271024.

It is a super-2 number, since 2×42017246² = 3530897922849032, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42017249) 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 7 ways as a sum of consecutive naturals, for example, 6191 + ... + 11061.

It is an arithmetic number, because the mean of its divisors is an integer number (4165560).

Almost surely, 2^42017246 is an apocalyptic number.

42017246 is a deficient number, since it is larger than the sum of its proper divisors (24631714).

42017246 is a wasteful number, since it uses less digits than its factorization.

42017246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5119.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 42017246 is about 6482.0711196345. The cubic root of 42017246 is about 347.6502354031.

The spelling of 42017246 in words is "forty-two million, seventeen thousand, two hundred forty-six".