84803623 has 2 divisors, whose sum is σ = 84803624. Its totient is φ = 84803622.

The previous prime is 84803617. The next prime is 84803639. The reversal of 84803623 is 32630848.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84803623 is a prime.

It is a super-2 number, since 2×84803623² = 14383308947852258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84803683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42401811 + 42401812.

It is an arithmetic number, because the mean of its divisors is an integer number (42401812).

Almost surely, 2^84803623 is an apocalyptic number.

84803623 is a deficient number, since it is larger than the sum of its proper divisors (1).

84803623 is an equidigital number, since it uses as much as digits as its factorization.

84803623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 84803623 is about 9208.8882608054. Note that the first 3 decimals coincide. The cubic root of 84803623 is about 439.3441036815.

The spelling of 84803623 in words is "eighty-four million, eight hundred three thousand, six hundred twenty-three".