89465641 has 4 divisors (see below), whose sum is σ = 89578692. Its totient is φ = 89352592.

The previous prime is 89465539. The next prime is 89465669. The reversal of 89465641 is 14656498.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14656498 = 2 ⋅7328249.

It can be written as a sum of positive squares in 2 ways, for example, as 26739241 + 62726400 = 5171^2 + 7920^2 .

It is a cyclic number.

It is not a de Polignac number, because 89465641 - 2⁷ = 89465513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89468641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55330 + ... + 56923.

It is an arithmetic number, because the mean of its divisors is an integer number (22394673).

Almost surely, 2^89465641 is an apocalyptic number.

It is an amenable number.

89465641 is a deficient number, since it is larger than the sum of its proper divisors (113051).

89465641 is a wasteful number, since it uses less digits than its factorization.

89465641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113050.

The product of its digits is 207360, while the sum is 43.

The square root of 89465641 is about 9458.6278603189. The cubic root of 89465641 is about 447.2517954036.

It can be divided in two parts, 8 and 9465641, that added together give a palindrome (9465649).

The spelling of 89465641 in words is "eighty-nine million, four hundred sixty-five thousand, six hundred forty-one".