86955429 has 16 divisors (see below), whose sum is σ = 126941184. Its totient is φ = 52508400.

The previous prime is 86955389. The next prime is 86955431. The reversal of 86955429 is 92455968.

It is not a de Polignac number, because 86955429 - 2¹¹ = 86953381 is a prime.

It is a super-2 number, since 2×86955429² = 15122493265148082, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86955529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4684 + ... + 13994.

It is an arithmetic number, because the mean of its divisors is an integer number (7933824).

Almost surely, 2^86955429 is an apocalyptic number.

It is an amenable number.

86955429 is a deficient number, since it is larger than the sum of its proper divisors (39985755).

86955429 is a wasteful number, since it uses less digits than its factorization.

86955429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9608.

The product of its digits is 777600, while the sum is 48.

The square root of 86955429 is about 9324.9894906107. The cubic root of 86955429 is about 443.0290801925.

The spelling of 86955429 in words is "eighty-six million, nine hundred fifty-five thousand, four hundred twenty-nine".