84068357 has 8 divisors (see below), whose sum is σ = 84693336. Its totient is φ = 83446272.

The previous prime is 84068353. The next prime is 84068359. The reversal of 84068357 is 75386048.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 638401 + 83429956 = 799^2 + 9134^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 84068357 - 2² = 84068353 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84068351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105083 + ... + 105879.

It is an arithmetic number, because the mean of its divisors is an integer number (10586667).

Almost surely, 2^84068357 is an apocalyptic number.

It is an amenable number.

84068357 is a deficient number, since it is larger than the sum of its proper divisors (624979).

84068357 is a wasteful number, since it uses less digits than its factorization.

84068357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 84068357 is about 9168.8798116237. The cubic root of 84068357 is about 438.0706797109.

The spelling of 84068357 in words is "eighty-four million, sixty-eight thousand, three hundred fifty-seven".