86454765 has 24 divisors (see below), whose sum is σ = 152399520. Its totient is φ = 45326304.

The previous prime is 86454763. The next prime is 86454779. The reversal of 86454765 is 56745468.

It is not a de Polignac number, because 86454765 - 2¹ = 86454763 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 86454765.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86454763) 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, 13627 + ... + 18936.

It is an arithmetic number, because the mean of its divisors is an integer number (6349980).

Almost surely, 2^86454765 is an apocalyptic number.

It is an amenable number.

86454765 is a deficient number, since it is larger than the sum of its proper divisors (65944755).

86454765 is a wasteful number, since it uses less digits than its factorization.

86454765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32633 (or 32630 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 86454765 is about 9298.1054521876. The cubic root of 86454765 is about 442.1771656572.

The spelling of 86454765 in words is "eighty-six million, four hundred fifty-four thousand, seven hundred sixty-five".