88091863 has 8 divisors (see below), whose sum is σ = 94887936. Its totient is φ = 81543000.

The previous prime is 88091837. The next prime is 88091891. The reversal of 88091863 is 36819088.

It is a happy number.

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 88091863 - 2⁵ = 88091831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88091803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61063 + ... + 62488.

It is an arithmetic number, because the mean of its divisors is an integer number (11860992).

Almost surely, 2^88091863 is an apocalyptic number.

88091863 is a deficient number, since it is larger than the sum of its proper divisors (6796073).

88091863 is a wasteful number, since it uses less digits than its factorization.

88091863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123605.

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

The square root of 88091863 is about 9385.7265568522. The cubic root of 88091863 is about 444.9507381399.

The spelling of 88091863 in words is "eighty-eight million, ninety-one thousand, eight hundred sixty-three".