89899758 has 24 divisors (see below), whose sum is σ = 209766648. Its totient is φ = 27661392.

The previous prime is 89899727. The next prime is 89899763. The reversal of 89899758 is 85799898.

It is a junction number, because it is equal to n+sod(n) for n = 89899695 and 89899704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191860 + ... + 192327.

It is an arithmetic number, because the mean of its divisors is an integer number (8740277).

Almost surely, 2^89899758 is an apocalyptic number.

89899758 is an abundant number, since it is smaller than the sum of its proper divisors (119866890).

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

89899758 is a wasteful number, since it uses less digits than its factorization.

89899758 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384208 (or 384205 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 63.

The square root of 89899758 is about 9481.5482912866. The cubic root of 89899758 is about 447.9740332260.

The spelling of 89899758 in words is "eighty-nine million, eight hundred ninety-nine thousand, seven hundred fifty-eight".