87326433 has 24 divisors (see below), whose sum is σ = 136825416. Its totient is φ = 53452800.

The previous prime is 87326429. The next prime is 87326443. The reversal of 87326433 is 33462378.

87326433 is a `hidden beast` number, since 8 + 7 + 3 + 2 + 643 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 7884864 + 79441569 = 2808^2 + 8913^2 .

It is not a de Polignac number, because 87326433 - 2² = 87326429 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (87326443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 688 + ... + 13233.

It is an arithmetic number, because the mean of its divisors is an integer number (5701059).

Almost surely, 2^87326433 is an apocalyptic number.

It is an amenable number.

87326433 is a deficient number, since it is larger than the sum of its proper divisors (49498983).

87326433 is a wasteful number, since it uses less digits than its factorization.

87326433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13985 (or 13982 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 87326433 is about 9344.8613151828. The cubic root of 87326433 is about 443.6582621178.

The spelling of 87326433 in words is "eighty-seven million, three hundred twenty-six thousand, four hundred thirty-three".