89388401 has 2 divisors, whose sum is σ = 89388402. Its totient is φ = 89388400.

The previous prime is 89388389. The next prime is 89388457. The reversal of 89388401 is 10488398.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60217600 + 29170801 = 7760^2 + 5401^2 .

It is a cyclic number.

It is not a de Polignac number, because 89388401 - 2²² = 85194097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89388461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44694200 + 44694201.

It is an arithmetic number, because the mean of its divisors is an integer number (44694201).

Almost surely, 2^89388401 is an apocalyptic number.

It is an amenable number.

89388401 is a deficient number, since it is larger than the sum of its proper divisors (1).

89388401 is an equidigital number, since it uses as much as digits as its factorization.

89388401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 89388401 is about 9454.5439340034. The cubic root of 89388401 is about 447.1230470010.

The spelling of 89388401 in words is "eighty-nine million, three hundred eighty-eight thousand, four hundred one".