84819353 has 2 divisors, whose sum is σ = 84819354. Its totient is φ = 84819352.

The previous prime is 84819347. The next prime is 84819359. The reversal of 84819353 is 35391848.

It is a balanced prime because it is at equal distance from previous prime (84819347) and next prime (84819359).

It can be written as a sum of positive squares in only one way, i.e., 50865424 + 33953929 = 7132^2 + 5827^2 .

It is a cyclic number.

It is not a de Polignac number, because 84819353 - 2⁴ = 84819337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 84819353.

It is not a weakly prime, because it can be changed into another prime (84819359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42409676 + 42409677.

It is an arithmetic number, because the mean of its divisors is an integer number (42409677).

Almost surely, 2^84819353 is an apocalyptic number.

It is an amenable number.

84819353 is a deficient number, since it is larger than the sum of its proper divisors (1).

84819353 is an equidigital number, since it uses as much as digits as its factorization.

84819353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 103680, while the sum is 41.

The square root of 84819353 is about 9209.7422873824. The cubic root of 84819353 is about 439.3712662611.

The spelling of 84819353 in words is "eighty-four million, eight hundred nineteen thousand, three hundred fifty-three".