89625813 has 8 divisors (see below), whose sum is σ = 119545728. Its totient is φ = 59728224.

The previous prime is 89625799. The next prime is 89625821. The reversal of 89625813 is 31852698.

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

It is not a de Polignac number, because 89625813 - 2¹² = 89621717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89625883) 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, 10020 + ... + 16722.

It is an arithmetic number, because the mean of its divisors is an integer number (14943216).

Almost surely, 2^89625813 is an apocalyptic number.

It is an amenable number.

89625813 is a deficient number, since it is larger than the sum of its proper divisors (29919915).

89625813 is a wasteful number, since it uses less digits than its factorization.

89625813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11163.

The product of its digits is 103680, while the sum is 42.

The square root of 89625813 is about 9467.0910526941. The cubic root of 89625813 is about 447.5185440127.

The spelling of 89625813 in words is "eighty-nine million, six hundred twenty-five thousand, eight hundred thirteen".