42643914 has 16 divisors (see below), whose sum is σ = 85363200. Its totient is φ = 14202080.

The previous prime is 42643903. The next prime is 42643919. The reversal of 42643914 is 41934624.

It is not an unprimeable number, because it can be changed into a prime (42643919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6487 + ... + 11285.

It is an arithmetic number, because the mean of its divisors is an integer number (5335200).

Almost surely, 2^42643914 is an apocalyptic number.

42643914 is an abundant number, since it is smaller than the sum of its proper divisors (42719286).

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

42643914 is a wasteful number, since it uses less digits than its factorization.

42643914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6285.

The product of its digits is 20736, while the sum is 33.

The square root of 42643914 is about 6530.2307769328. The cubic root of 42643914 is about 349.3700614593.

The spelling of 42643914 in words is "forty-two million, six hundred forty-three thousand, nine hundred fourteen".