84353746 has 4 divisors (see below), whose sum is σ = 126530622. Its totient is φ = 42176872.

The previous prime is 84353741. The next prime is 84353803. The reversal of 84353746 is 64735348.

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., 67420521 + 16933225 = 8211^2 + 4115^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 84353699 and 84353708.

It is not an unprimeable number, because it can be changed into a prime (84353741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21088435 + ... + 21088438.

Almost surely, 2^84353746 is an apocalyptic number.

84353746 is a deficient number, since it is larger than the sum of its proper divisors (42176876).

84353746 is a wasteful number, since it uses less digits than its factorization.

84353746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42176875.

The product of its digits is 241920, while the sum is 40.

The square root of 84353746 is about 9184.4295413488. The cubic root of 84353746 is about 438.5658297441.

The spelling of 84353746 in words is "eighty-four million, three hundred fifty-three thousand, seven hundred forty-six".