88427133 has 20 divisors (see below), whose sum is σ = 133277628. Its totient is φ = 58423680.

The previous prime is 88427123. The next prime is 88427137. The reversal of 88427133 is 33172488.

It can be written as a sum of positive squares in 2 ways, for example, as 480249 + 87946884 = 693^2 + 9378^2 .

It is not a de Polignac number, because 88427133 - 2⁴ = 88427117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88427137) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4323 + ... + 13983.

Almost surely, 2^88427133 is an apocalyptic number.

It is an amenable number.

88427133 is a deficient number, since it is larger than the sum of its proper divisors (44850495).

88427133 is a wasteful number, since it uses less digits than its factorization.

88427133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9786 (or 9777 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 88427133 is about 9403.5702262492. The cubic root of 88427133 is about 445.5145048503.

The spelling of 88427133 in words is "eighty-eight million, four hundred twenty-seven thousand, one hundred thirty-three".