85454 has 4 divisors (see below), whose sum is σ = 128184. Its totient is φ = 42726.

The previous prime is 85453. The next prime is 85469. The reversal of 85454 is 45458.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×85454² = 14604772232, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21362 + ... + 21365.

It is an arithmetic number, because the mean of its divisors is an integer number (32046).

2⁸⁵⁴⁵⁴ is an apocalyptic number.

85454 is a deficient number, since it is larger than the sum of its proper divisors (42730).

85454 is a wasteful number, since it uses less digits than its factorization.

85454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42729.

The product of its digits is 3200, while the sum is 26.

The square root of 85454 is about 292.3251614213. The cubic root of 85454 is about 44.0464385738.

The spelling of 85454 in words is "eighty-five thousand, four hundred fifty-four".