88709742 has 80 divisors (see below), whose sum is σ = 220378752. Its totient is φ = 26444880.

The previous prime is 88709717. The next prime is 88709749. The reversal of 88709742 is 24790788.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88709749) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 119023 + ... + 119765.

Almost surely, 2^88709742 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88709742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110189376).

88709742 is an abundant number, since it is smaller than the sum of its proper divisors (131669010).

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

88709742 is a wasteful number, since it uses less digits than its factorization.

88709742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835 (or 826 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 45.

The square root of 88709742 is about 9418.5849255607. The cubic root of 88709742 is about 445.9886146691.

The spelling of 88709742 in words is "eighty-eight million, seven hundred nine thousand, seven hundred forty-two".