88821851 has 8 divisors (see below), whose sum is σ = 91812864. Its totient is φ = 85838760.

The previous prime is 88821841. The next prime is 88821893. The reversal of 88821851 is 15812888.

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

It is a cyclic number.

It is not a de Polignac number, because 88821851 - 2¹⁰ = 88820827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88821799 and 88821808.

It is not an unprimeable number, because it can be changed into a prime (88821841) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 28496 + ... + 31458.

It is an arithmetic number, because the mean of its divisors is an integer number (11476608).

Almost surely, 2^88821851 is an apocalyptic number.

88821851 is a deficient number, since it is larger than the sum of its proper divisors (2991013).

88821851 is a wasteful number, since it uses less digits than its factorization.

88821851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961.

The product of its digits is 40960, while the sum is 41.

The square root of 88821851 is about 9424.5345243147. The cubic root of 88821851 is about 446.1764117424.

The spelling of 88821851 in words is "eighty-eight million, eight hundred twenty-one thousand, eight hundred fifty-one".