88691416 has 16 divisors (see below), whose sum is σ = 181414440. Its totient is φ = 40314240.

The previous prime is 88691401. The next prime is 88691417. The reversal of 88691416 is 61419688.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88691417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 503841 + ... + 504016.

Almost surely, 2^88691416 is an apocalyptic number.

It is an amenable number.

88691416 is an abundant number, since it is smaller than the sum of its proper divisors (92723024).

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

88691416 is a wasteful number, since it uses less digits than its factorization.

88691416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007874 (or 1007870 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 88691416 is about 9417.6120115452. The cubic root of 88691416 is about 445.9579012057.

The spelling of 88691416 in words is "eighty-eight million, six hundred ninety-one thousand, four hundred sixteen".