86332429 has 4 divisors (see below), whose sum is σ = 88438140. Its totient is φ = 84226720.

The previous prime is 86332387. The next prime is 86332439. The reversal of 86332429 is 92423368.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10903204 + 75429225 = 3302^2 + 8685^2 .

It is a cyclic number.

It is not a de Polignac number, because 86332429 - 2¹³ = 86324237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86332439) by changing a digit.

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, 1052794 + ... + 1052875.

It is an arithmetic number, because the mean of its divisors is an integer number (22109535).

Almost surely, 2^86332429 is an apocalyptic number.

It is an amenable number.

86332429 is a deficient number, since it is larger than the sum of its proper divisors (2105711).

86332429 is a wasteful number, since it uses less digits than its factorization.

86332429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105710.

The product of its digits is 62208, while the sum is 37.

The square root of 86332429 is about 9291.5245788837. The cubic root of 86332429 is about 441.9685027001.

The spelling of 86332429 in words is "eighty-six million, three hundred thirty-two thousand, four hundred twenty-nine".