89884390 has 16 divisors (see below), whose sum is σ = 162256608. Its totient is φ = 35850496.

The previous prime is 89884363. The next prime is 89884441. The reversal of 89884390 is 9348898.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9202 + ... + 16261.

It is an arithmetic number, because the mean of its divisors is an integer number (10141038).

Almost surely, 2^89884390 is an apocalyptic number.

89884390 is a deficient number, since it is larger than the sum of its proper divisors (72372218).

89884390 is a wasteful number, since it uses less digits than its factorization.

89884390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25823.

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 89884390 is about 9480.7378404848. The cubic root of 89884390 is about 447.9485053217.

The spelling of 89884390 in words is "eighty-nine million, eight hundred eighty-four thousand, three hundred ninety".