90214 has 8 divisors (see below), whose sum is σ = 138600. Its totient is φ = 44016.

The previous prime is 90203. The next prime is 90217. The reversal of 90214 is 41209.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439 + ... + 610.

It is an arithmetic number, because the mean of its divisors is an integer number (17325).

2⁹⁰²¹⁴ is an apocalyptic number.

90214 is a deficient number, since it is larger than the sum of its proper divisors (48386).

90214 is a wasteful number, since it uses less digits than its factorization.

90214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 90214 is about 300.3564548998. The cubic root of 90214 is about 44.8495386324.

It can be divided in two parts, 9021 and 4, that added together give a square (9025 = 95²).

The spelling of 90214 in words is "ninety thousand, two hundred fourteen".