88133072 has 20 divisors (see below), whose sum is σ = 171630756. Its totient is φ = 43841280.

The previous prime is 88133069. The next prime is 88133099. The reversal of 88133072 is 27033188.

It can be written as a sum of positive squares in 2 ways, for example, as 59660176 + 28472896 = 7724^2 + 5336^2 .

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 10829 + ... + 17132.

Almost surely, 2^88133072 is an apocalyptic number.

It is an amenable number.

88133072 is a deficient number, since it is larger than the sum of its proper divisors (83497684).

88133072 is a wasteful number, since it uses less digits than its factorization.

88133072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28166 (or 28160 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 88133072 is about 9387.9216017178. The cubic root of 88133072 is about 445.0201093467.

The spelling of 88133072 in words is "eighty-eight million, one hundred thirty-three thousand, seventy-two".