42643614 has 32 divisors (see below), whose sum is σ = 92774304. Its totient is φ = 12988800.

The previous prime is 42643613. The next prime is 42643637. The reversal of 42643614 is 41634624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42643613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5172 + ... + 10584.

It is an arithmetic number, because the mean of its divisors is an integer number (2899197).

Almost surely, 2^42643614 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42643614, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46387152).

42643614 is an abundant number, since it is smaller than the sum of its proper divisors (50130690).

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

42643614 is a wasteful number, since it uses less digits than its factorization.

42643614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532.

The product of its digits is 13824, while the sum is 30.

The square root of 42643614 is about 6530.2078068006. The cubic root of 42643614 is about 349.3692421844.

The spelling of 42643614 in words is "forty-two million, six hundred forty-three thousand, six hundred fourteen".