42708708 has 72 divisors (see below), whose sum is σ = 127970752. Its totient is φ = 12200544.

The previous prime is 42708649. The next prime is 42708719. The reversal of 42708708 is 80780724.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3666 + ... + 9942.

Almost surely, 2^42708708 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42708708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63985376).

42708708 is an abundant number, since it is smaller than the sum of its proper divisors (85262044).

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

42708708 is a wasteful number, since it uses less digits than its factorization.

42708708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6303 (or 6289 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 36.

The square root of 42708708 is about 6535.1899742854. The cubic root of 42708708 is about 349.5469184926.

The spelling of 42708708 in words is "forty-two million, seven hundred eight thousand, seven hundred eight".