88669572 has 12 divisors (see below), whose sum is σ = 206895696. Its totient is φ = 29556520.

The previous prime is 88669571. The next prime is 88669573. The reversal of 88669572 is 27596688.

It is an interprime number because it is at equal distance from previous prime (88669571) and next prime (88669573).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-4 number, since 4×88669572⁴ (a number of 33 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (88669571) 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 3 ways as a sum of consecutive naturals, for example, 3694554 + ... + 3694577.

It is an arithmetic number, because the mean of its divisors is an integer number (17241308).

Almost surely, 2^88669572 is an apocalyptic number.

It is an amenable number.

88669572 is an abundant number, since it is smaller than the sum of its proper divisors (118226124).

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

88669572 is a wasteful number, since it uses less digits than its factorization.

88669572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7389138 (or 7389136 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 51.

The square root of 88669572 is about 9416.4521981477. The cubic root of 88669572 is about 445.9212862220.

The spelling of 88669572 in words is "eighty-eight million, six hundred sixty-nine thousand, five hundred seventy-two".