69401 has 2 divisors, whose sum is σ = 69402. Its totient is φ = 69400.

The previous prime is 69389. The next prime is 69403. The reversal of 69401 is 10496.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63001 + 6400 = 251^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 69401 - 2⁶ = 69337 is a prime.

Together with 69403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (69403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34700 + 34701.

It is an arithmetic number, because the mean of its divisors is an integer number (34701).

2⁶⁹⁴⁰¹ is an apocalyptic number.

It is an amenable number.

69401 is a deficient number, since it is larger than the sum of its proper divisors (1).

69401 is an equidigital number, since it uses as much as digits as its factorization.

69401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 69401 is about 263.4406954136. The cubic root of 69401 is about 41.0949613270.

Adding to 69401 its reverse (10496), we get a palindrome (79897).

The spelling of 69401 in words is "sixty-nine thousand, four hundred one".