42617419 has 16 divisors (see below), whose sum is σ = 49230720. Its totient is φ = 36541440.

The previous prime is 42617417. The next prime is 42617423. The reversal of 42617419 is 91471624.

It is not a de Polignac number, because 42617419 - 2¹ = 42617417 is a prime.

It is a super-2 number, since 2×42617419² = 3632488804443122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42617417) 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 15 ways as a sum of consecutive naturals, for example, 16239 + ... + 18679.

It is an arithmetic number, because the mean of its divisors is an integer number (3076920).

Almost surely, 2^42617419 is an apocalyptic number.

42617419 is a deficient number, since it is larger than the sum of its proper divisors (6613301).

42617419 is a wasteful number, since it uses less digits than its factorization.

42617419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550.

The product of its digits is 12096, while the sum is 34.

The square root of 42617419 is about 6528.2018197969. The cubic root of 42617419 is about 349.2976910111.

The spelling of 42617419 in words is "forty-two million, six hundred seventeen thousand, four hundred nineteen".