86269543 has 12 divisors (see below), whose sum is σ = 92389248. Its totient is φ = 80274240.

The previous prime is 86269537. The next prime is 86269549. The reversal of 86269543 is 34596268.

It is an interprime number because it is at equal distance from previous prime (86269537) and next prime (86269549).

It is not a de Polignac number, because 86269543 - 2²¹ = 84172391 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86269543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86269549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 451578 + ... + 451768.

It is an arithmetic number, because the mean of its divisors is an integer number (7699104).

Almost surely, 2^86269543 is an apocalyptic number.

86269543 is a deficient number, since it is larger than the sum of its proper divisors (6119705).

86269543 is a wasteful number, since it uses less digits than its factorization.

86269543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 371 counting only the distinct ones).

The product of its digits is 311040, while the sum is 43.

The square root of 86269543 is about 9288.1399106603. The cubic root of 86269543 is about 441.8611641918.

The spelling of 86269543 in words is "eighty-six million, two hundred sixty-nine thousand, five hundred forty-three".