89008501 has 2 divisors, whose sum is σ = 89008502. Its totient is φ = 89008500.

The previous prime is 89008433. The next prime is 89008523. The reversal of 89008501 is 10580098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51480625 + 37527876 = 7175^2 + 6126^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89008501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89008541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44504250 + 44504251.

It is an arithmetic number, because the mean of its divisors is an integer number (44504251).

Almost surely, 2^89008501 is an apocalyptic number.

It is an amenable number.

89008501 is a deficient number, since it is larger than the sum of its proper divisors (1).

89008501 is an equidigital number, since it uses as much as digits as its factorization.

89008501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 89008501 is about 9434.4316733972. The cubic root of 89008501 is about 446.4887243860.

Adding to 89008501 its reverse (10580098), we get a palindrome (99588599).

The spelling of 89008501 in words is "eighty-nine million, eight thousand, five hundred one".