86163454 has 16 divisors (see below), whose sum is σ = 142950528. Its totient is φ = 38692512.

The previous prime is 86163439. The next prime is 86163457. The reversal of 86163454 is 45436168.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86163457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43822 + ... + 45745.

It is an arithmetic number, because the mean of its divisors is an integer number (8934408).

Almost surely, 2^86163454 is an apocalyptic number.

86163454 is a deficient number, since it is larger than the sum of its proper divisors (56787074).

86163454 is a wasteful number, since it uses less digits than its factorization.

86163454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89619.

The product of its digits is 69120, while the sum is 37.

The square root of 86163454 is about 9282.4271610393. The cubic root of 86163454 is about 441.6799652971.

The spelling of 86163454 in words is "eighty-six million, one hundred sixty-three thousand, four hundred fifty-four".