42564014 has 4 divisors (see below), whose sum is σ = 63846024. Its totient is φ = 21282006.

The previous prime is 42564013. The next prime is 42564043. The reversal of 42564014 is 41046524.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42564013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10641002 + ... + 10641005.

It is an arithmetic number, because the mean of its divisors is an integer number (15961506).

Almost surely, 2^42564014 is an apocalyptic number.

42564014 is a deficient number, since it is larger than the sum of its proper divisors (21282010).

42564014 is a wasteful number, since it uses less digits than its factorization.

42564014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21282009.

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 42564014 is about 6524.1102075302. The cubic root of 42564014 is about 349.1517253388.

The spelling of 42564014 in words is "forty-two million, five hundred sixty-four thousand, fourteen".