84354 has 16 divisors (see below), whose sum is σ = 178848. Its totient is φ = 26432.

The previous prime is 84349. The next prime is 84377. The reversal of 84354 is 45348.

84354 = T₉₁ + T₉₂ + ... + T₁₀₇.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 84354.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312 + ... + 515.

It is an arithmetic number, because the mean of its divisors is an integer number (11178).

2⁸⁴³⁵⁴ is an apocalyptic number.

84354 is an abundant number, since it is smaller than the sum of its proper divisors (94494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89424).

84354 is a wasteful number, since it uses less digits than its factorization.

84354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849.

The product of its digits is 1920, while the sum is 24.

The square root of 84354 is about 290.4376008715. The cubic root of 84354 is about 43.8566269936.

The spelling of 84354 in words is "eighty-four thousand, three hundred fifty-four".