84850501 has 2 divisors, whose sum is σ = 84850502. Its totient is φ = 84850500.

The previous prime is 84850499. The next prime is 84850537. The reversal of 84850501 is 10505848.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50908225 + 33942276 = 7135^2 + 5826^2 .

It is a cyclic number.

It is not a de Polignac number, because 84850501 - 2¹ = 84850499 is a prime.

Together with 84850499, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84850541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42425250 + 42425251.

It is an arithmetic number, because the mean of its divisors is an integer number (42425251).

Almost surely, 2^84850501 is an apocalyptic number.

It is an amenable number.

84850501 is a deficient number, since it is larger than the sum of its proper divisors (1).

84850501 is an equidigital number, since it uses as much as digits as its factorization.

84850501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6400, while the sum is 31.

The square root of 84850501 is about 9211.4331675370. The cubic root of 84850501 is about 439.4250427513.

The spelling of 84850501 in words is "eighty-four million, eight hundred fifty thousand, five hundred one".