84393542 has 16 divisors (see below), whose sum is σ = 134207280. Its totient is φ = 39664128.

The previous prime is 84393521. The next prime is 84393553. The reversal of 84393542 is 24539348.

It is a junction number, because it is equal to n+sod(n) for n = 84393496 and 84393505.

It is a congruent number.

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, 49793 + ... + 51459.

It is an arithmetic number, because the mean of its divisors is an integer number (8387955).

Almost surely, 2^84393542 is an apocalyptic number.

84393542 is a deficient number, since it is larger than the sum of its proper divisors (49813738).

84393542 is a wasteful number, since it uses less digits than its factorization.

84393542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175.

The product of its digits is 103680, while the sum is 38.

The square root of 84393542 is about 9186.5957786331. The cubic root of 84393542 is about 438.6347870524.

The spelling of 84393542 in words is "eighty-four million, three hundred ninety-three thousand, five hundred forty-two".