88128562 has 8 divisors (see below), whose sum is σ = 132247296. Its totient is φ = 44046132.

The previous prime is 88128553. The next prime is 88128577. The reversal of 88128562 is 26582188.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1858 + ... + 13405.

It is an arithmetic number, because the mean of its divisors is an integer number (16530912).

Almost surely, 2^88128562 is an apocalyptic number.

88128562 is a deficient number, since it is larger than the sum of its proper divisors (44118734).

88128562 is a wasteful number, since it uses less digits than its factorization.

88128562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18152.

The product of its digits is 61440, while the sum is 40.

The square root of 88128562 is about 9387.6813963832. The cubic root of 88128562 is about 445.0125182692.

The spelling of 88128562 in words is "eighty-eight million, one hundred twenty-eight thousand, five hundred sixty-two".