86698944 has 112 divisors (see below), whose sum is σ = 257495040. Its totient is φ = 28604160.

The previous prime is 86698933. The next prime is 86698967. The reversal of 86698944 is 44989668.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226177 + ... + 226559.

Almost surely, 2^86698944 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 86698944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128747520).

86698944 is an abundant number, since it is smaller than the sum of its proper divisors (170796096).

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

86698944 is a wasteful number, since it uses less digits than its factorization.

86698944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 519 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The square root of 86698944 is about 9311.2267720210. The cubic root of 86698944 is about 442.5930628740.

The spelling of 86698944 in words is "eighty-six million, six hundred ninety-eight thousand, nine hundred forty-four".