89495644 has 24 divisors (see below), whose sum is σ = 179929568. Its totient is φ = 38154240.

The previous prime is 89495629. The next prime is 89495647. The reversal of 89495644 is 44659498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89495647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2877 + ... + 13684.

Almost surely, 2^89495644 is an apocalyptic number.

It is an amenable number.

89495644 is an abundant number, since it is smaller than the sum of its proper divisors (90433924).

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

89495644 is a wasteful number, since it uses less digits than its factorization.

89495644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16765 (or 16763 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The square root of 89495644 is about 9460.2137396573. The cubic root of 89495644 is about 447.3017862742.

The spelling of 89495644 in words is "eighty-nine million, four hundred ninety-five thousand, six hundred forty-four".