84638803 has 2 divisors, whose sum is σ = 84638804. Its totient is φ = 84638802.

The previous prime is 84638797. The next prime is 84638831. The reversal of 84638803 is 30883648.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84638803 is a prime.

It is not a weakly prime, because it can be changed into another prime (84638833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42319401 + 42319402.

It is an arithmetic number, because the mean of its divisors is an integer number (42319402).

Almost surely, 2^84638803 is an apocalyptic number.

84638803 is a deficient number, since it is larger than the sum of its proper divisors (1).

84638803 is an equidigital number, since it uses as much as digits as its factorization.

84638803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 84638803 is about 9199.9349454222. The cubic root of 84638803 is about 439.0592901485.

The spelling of 84638803 in words is "eighty-four million, six hundred thirty-eight thousand, eight hundred three".