88866642 has 8 divisors (see below), whose sum is σ = 177733296. Its totient is φ = 29622212.

The previous prime is 88866619. The next prime is 88866683. The reversal of 88866642 is 24666888.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

88866642 is an admirable number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 88866591 and 88866600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7405548 + ... + 7405559.

It is an arithmetic number, because the mean of its divisors is an integer number (22216662).

Almost surely, 2^88866642 is an apocalyptic number.

88866642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

88866642 is a wasteful number, since it uses less digits than its factorization.

88866642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14811112.

The product of its digits is 884736, while the sum is 48.

The square root of 88866642 is about 9426.9105225413. The cubic root of 88866642 is about 446.2513982804.

The spelling of 88866642 in words is "eighty-eight million, eight hundred sixty-six thousand, six hundred forty-two".