42693616 has 40 divisors (see below), whose sum is σ = 94931424. Its totient is φ = 18220800.

The previous prime is 42693593. The next prime is 42693617. The reversal of 42693616 is 61639624.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42693617) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32166 + ... + 33466.

Almost surely, 2^42693616 is an apocalyptic number.

It is an amenable number.

42693616 is an abundant number, since it is smaller than the sum of its proper divisors (52237808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42693616 is a wasteful number, since it uses less digits than its factorization.

42693616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609 (or 1603 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 42693616 is about 6534.0352003949. The cubic root of 42693616 is about 349.5057404452.

The spelling of 42693616 in words is "forty-two million, six hundred ninety-three thousand, six hundred sixteen".