42500014 has 4 divisors (see below), whose sum is σ = 63750024. Its totient is φ = 21250006.

The previous prime is 42499999. The next prime is 42500023. The reversal of 42500014 is 41000524.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10625002 + ... + 10625005.

It is an arithmetic number, because the mean of its divisors is an integer number (15937506).

Almost surely, 2^42500014 is an apocalyptic number.

42500014 is a deficient number, since it is larger than the sum of its proper divisors (21250010).

42500014 is a wasteful number, since it uses less digits than its factorization.

42500014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21250009.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 42500014 is about 6519.2034789535. The cubic root of 42500014 is about 348.9766406644.

Adding to 42500014 its reverse (41000524), we get a palindrome (83500538).

The spelling of 42500014 in words is "forty-two million, five hundred thousand, fourteen".