42107516 has 30 divisors (see below), whose sum is σ = 81169200. Its totient is φ = 19113160.

The previous prime is 42107501. The next prime is 42107519. The reversal of 42107516 is 61570124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42107519) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 58205 + ... + 58923.

It is an arithmetic number, because the mean of its divisors is an integer number (2705640).

Almost surely, 2^42107516 is an apocalyptic number.

It is an amenable number.

42107516 is a deficient number, since it is larger than the sum of its proper divisors (39061684).

42107516 is an equidigital number, since it uses as much as digits as its factorization.

42107516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767 (or 732 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 42107516 is about 6489.0304360513. The cubic root of 42107516 is about 347.8990216556.

The spelling of 42107516 in words is "forty-two million, one hundred seven thousand, five hundred sixteen".