83890214 has 8 divisors (see below), whose sum is σ = 130174560. Its totient is φ = 40498696.

The previous prime is 83890207. The next prime is 83890217. The reversal of 83890214 is 41209838.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83890217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723134 + ... + 723249.

It is an arithmetic number, because the mean of its divisors is an integer number (16271820).

Almost surely, 2^83890214 is an apocalyptic number.

83890214 is a deficient number, since it is larger than the sum of its proper divisors (46284346).

83890214 is a wasteful number, since it uses less digits than its factorization.

83890214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446414.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 83890214 is about 9159.1601143336. The cubic root of 83890214 is about 437.7610332310.

The spelling of 83890214 in words is "eighty-three million, eight hundred ninety thousand, two hundred fourteen".