88216992 has 48 divisors (see below), whose sum is σ = 257302080. Its totient is φ = 29405376.

The previous prime is 88216987. The next prime is 88216993. The reversal of 88216992 is 29961288.

It is a tau number, because it is divible by the number of its divisors (48).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (88216993) 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, 50188 + ... + 51915.

It is an arithmetic number, because the mean of its divisors is an integer number (5360460).

Almost surely, 2^88216992 is an apocalyptic number.

It is an amenable number.

88216992 is an abundant number, since it is smaller than the sum of its proper divisors (169085088).

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

88216992 is a wasteful number, since it uses less digits than its factorization.

88216992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102122 (or 102108 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 88216992 is about 9392.3901111485. The cubic root of 88216992 is about 445.1613133972.

The spelling of 88216992 in words is "eighty-eight million, two hundred sixteen thousand, nine hundred ninety-two".