84213803 has 2 divisors, whose sum is σ = 84213804. Its totient is φ = 84213802.

The previous prime is 84213799. The next prime is 84213821. The reversal of 84213803 is 30831248.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84213803 - 2² = 84213799 is a prime.

It is not a weakly prime, because it can be changed into another prime (84213853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42106901 + 42106902.

It is an arithmetic number, because the mean of its divisors is an integer number (42106902).

Almost surely, 2^84213803 is an apocalyptic number.

84213803 is a deficient number, since it is larger than the sum of its proper divisors (1).

84213803 is an equidigital number, since it uses as much as digits as its factorization.

84213803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 84213803 is about 9176.8078872776. The cubic root of 84213803 is about 438.3231683642.

The spelling of 84213803 in words is "eighty-four million, two hundred thirteen thousand, eight hundred three".