88869573 has 12 divisors (see below), whose sum is σ = 138241740. Its totient is φ = 54688896.

The previous prime is 88869569. The next prime is 88869577. The reversal of 88869573 is 37596888.

It is a happy number.

88869573 is a `hidden beast` number, since 8 + 8 + 8 + 69 + 573 = 666.

It is an interprime number because it is at equal distance from previous prime (88869569) and next prime (88869577).

It can be written as a sum of positive squares in 2 ways, for example, as 8892324 + 79977249 = 2982^2 + 8943^2 .

It is not a de Polignac number, because 88869573 - 2² = 88869569 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88869577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379668 + ... + 379901.

It is an arithmetic number, because the mean of its divisors is an integer number (11520145).

Almost surely, 2^88869573 is an apocalyptic number.

It is an amenable number.

88869573 is a deficient number, since it is larger than the sum of its proper divisors (49372167).

88869573 is a wasteful number, since it uses less digits than its factorization.

88869573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759588 (or 759585 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 88869573 is about 9427.0659804629. The cubic root of 88869573 is about 446.2563043151.

The spelling of 88869573 in words is "eighty-eight million, eight hundred sixty-nine thousand, five hundred seventy-three".