42259516 has 24 divisors (see below), whose sum is σ = 79877840. Its totient is φ = 19446912.

The previous prime is 42259507. The next prime is 42259531. The reversal of 42259516 is 61595224.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20275 + ... + 22261.

Almost surely, 2^42259516 is an apocalyptic number.

It is an amenable number.

42259516 is a deficient number, since it is larger than the sum of its proper divisors (37618324).

42259516 is a wasteful number, since it uses less digits than its factorization.

42259516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2413 (or 2411 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 42259516 is about 6500.7319587874. The cubic root of 42259516 is about 348.3171350470.

The spelling of 42259516 in words is "forty-two million, two hundred fifty-nine thousand, five hundred sixteen".