86474454 has 64 divisors (see below), whose sum is σ = 196273152. Its totient is φ = 25171200.

The previous prime is 86474449. The next prime is 86474459. The reversal of 86474454 is 45447468.

It is an interprime number because it is at equal distance from previous prime (86474449) and next prime (86474459).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86474459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 188994 + ... + 189450.

It is an arithmetic number, because the mean of its divisors is an integer number (3066768).

Almost surely, 2^86474454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86474454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98136576).

86474454 is an abundant number, since it is smaller than the sum of its proper divisors (109798698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86474454 is a wasteful number, since it uses less digits than its factorization.

86474454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581.

The product of its digits is 430080, while the sum is 42.

The square root of 86474454 is about 9299.1641559874. The cubic root of 86474454 is about 442.2107298971.

The spelling of 86474454 in words is "eighty-six million, four hundred seventy-four thousand, four hundred fifty-four".