42617312 has 24 divisors (see below), whose sum is σ = 86611392. Its totient is φ = 20620800.

The previous prime is 42617299. The next prime is 42617329. The reversal of 42617312 is 21371624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20489 + ... + 22472.

It is an arithmetic number, because the mean of its divisors is an integer number (3608808).

Almost surely, 2^42617312 is an apocalyptic number.

It is an amenable number.

42617312 is an abundant number, since it is smaller than the sum of its proper divisors (43994080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42617312 is a wasteful number, since it uses less digits than its factorization.

42617312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43002 (or 42994 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 42617312 is about 6528.1936245795. The cubic root of 42617312 is about 349.2973986824.

Adding to 42617312 its reverse (21371624), we get a palindrome (63988936).

The spelling of 42617312 in words is "forty-two million, six hundred seventeen thousand, three hundred twelve".