84356 has 6 divisors (see below), whose sum is σ = 147630. Its totient is φ = 42176.

The previous prime is 84349. The next prime is 84377. The reversal of 84356 is 65348.

It can be written as a sum of positive squares in only one way, i.e., 84100 + 256 = 290^2 + 16^2 .

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10541 + ... + 10548.

It is an arithmetic number, because the mean of its divisors is an integer number (24605).

2⁸⁴³⁵⁶ is an apocalyptic number.

It is an amenable number.

84356 is a deficient number, since it is larger than the sum of its proper divisors (63274).

84356 is a wasteful number, since it uses less digits than its factorization.

84356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21093 (or 21091 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 84356 is about 290.4410439315. The cubic root of 84356 is about 43.8569735987.

The spelling of 84356 in words is "eighty-four thousand, three hundred fifty-six".