84238101 has 6 divisors (see below), whose sum is σ = 121677270. Its totient is φ = 56158728.

The previous prime is 84238097. The next prime is 84238103. The reversal of 84238101 is 10183248.

It can be written as a sum of positive squares in only one way, i.e., 56927025 + 27311076 = 7545^2 + 5226^2 .

It is not a de Polignac number, because 84238101 - 2² = 84238097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84238103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4679886 + ... + 4679903.

It is an arithmetic number, because the mean of its divisors is an integer number (20279545).

Almost surely, 2^84238101 is an apocalyptic number.

It is an amenable number.

84238101 is a deficient number, since it is larger than the sum of its proper divisors (37439169).

84238101 is a wasteful number, since it uses less digits than its factorization.

84238101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9359795 (or 9359792 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 84238101 is about 9178.1316726227. The cubic root of 84238101 is about 438.3653204098.

The spelling of 84238101 in words is "eighty-four million, two hundred thirty-eight thousand, one hundred one".