89552401 has 4 divisors (see below), whose sum is σ = 90889072. Its totient is φ = 88215732.

The previous prime is 89552389. The next prime is 89552429. The reversal of 89552401 is 10425598.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10425598 = 2 ⋅5212799.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89552401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89552471) 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 3 ways as a sum of consecutive naturals, for example, 668235 + ... + 668368.

It is an arithmetic number, because the mean of its divisors is an integer number (22722268).

Almost surely, 2^89552401 is an apocalyptic number.

It is an amenable number.

89552401 is a deficient number, since it is larger than the sum of its proper divisors (1336671).

89552401 is a wasteful number, since it uses less digits than its factorization.

89552401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1336670.

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 89552401 is about 9463.2130378640. The cubic root of 89552401 is about 447.3963239948.

Adding to 89552401 its reverse (10425598), we get a palindrome (99977999).

The spelling of 89552401 in words is "eighty-nine million, five hundred fifty-two thousand, four hundred one".