89644337 has 8 divisors (see below), whose sum is σ = 94452000. Its totient is φ = 84845664.

The previous prime is 89644333. The next prime is 89644367. The reversal of 89644337 is 73344698.

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 89644337 - 2² = 89644333 is a prime.

It is a super-2 number, since 2×89644337² = 16072214312339138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89644333) 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, 30893 + ... + 33669.

It is an arithmetic number, because the mean of its divisors is an integer number (11806500).

Almost surely, 2^89644337 is an apocalyptic number.

It is an amenable number.

89644337 is a deficient number, since it is larger than the sum of its proper divisors (4807663).

89644337 is a wasteful number, since it uses less digits than its factorization.

89644337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4495.

The product of its digits is 435456, while the sum is 44.

The square root of 89644337 is about 9468.0693385716. The cubic root of 89644337 is about 447.5493731611.

The spelling of 89644337 in words is "eighty-nine million, six hundred forty-four thousand, three hundred thirty-seven".