89438894 has 8 divisors (see below), whose sum is σ = 134354568. Its totient is φ = 44654040.

The previous prime is 89438873. The next prime is 89438897. The reversal of 89438894 is 49883498.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89438897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30977 + ... + 33740.

It is an arithmetic number, because the mean of its divisors is an integer number (16794321).

Almost surely, 2^89438894 is an apocalyptic number.

89438894 is a deficient number, since it is larger than the sum of its proper divisors (44915674).

89438894 is a wasteful number, since it uses less digits than its factorization.

89438894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65410.

The product of its digits is 1990656, while the sum is 53.

The square root of 89438894 is about 9457.2138603291. The cubic root of 89438894 is about 447.2072202424.

The spelling of 89438894 in words is "eighty-nine million, four hundred thirty-eight thousand, eight hundred ninety-four".