42907516 has 6 divisors (see below), whose sum is σ = 75088160. Its totient is φ = 21453756.

The previous prime is 42907511. The next prime is 42907547. The reversal of 42907516 is 61570924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42907511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5363436 + ... + 5363443.

Almost surely, 2^42907516 is an apocalyptic number.

It is an amenable number.

42907516 is a deficient number, since it is larger than the sum of its proper divisors (32180644).

42907516 is a wasteful number, since it uses less digits than its factorization.

42907516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10726883 (or 10726881 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 42907516 is about 6550.3828895722. The cubic root of 42907516 is about 350.0884565538.

The spelling of 42907516 in words is "forty-two million, nine hundred seven thousand, five hundred sixteen".