84339386 has 4 divisors (see below), whose sum is σ = 126509082. Its totient is φ = 42169692.

The previous prime is 84339361. The next prime is 84339401. The reversal of 84339386 is 68393348.

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

It can be written as a sum of positive squares in only one way, i.e., 48038761 + 36300625 = 6931^2 + 6025^2 .

It is a super-3 number, since 3×84339386³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21084845 + ... + 21084848.

Almost surely, 2^84339386 is an apocalyptic number.

84339386 is a deficient number, since it is larger than the sum of its proper divisors (42169696).

84339386 is a wasteful number, since it uses less digits than its factorization.

84339386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42169695.

The product of its digits is 373248, while the sum is 44.

The square root of 84339386 is about 9183.6477502134. The cubic root of 84339386 is about 438.5409418443.

The spelling of 84339386 in words is "eighty-four million, three hundred thirty-nine thousand, three hundred eighty-six".