89252551 has 2 divisors, whose sum is σ = 89252552. Its totient is φ = 89252550.

The previous prime is 89252543. The next prime is 89252591. The reversal of 89252551 is 15525298.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89252551 - 2³ = 89252543 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89252551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89252591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44626275 + 44626276.

It is an arithmetic number, because the mean of its divisors is an integer number (44626276).

Almost surely, 2^89252551 is an apocalyptic number.

89252551 is a deficient number, since it is larger than the sum of its proper divisors (1).

89252551 is an equidigital number, since it uses as much as digits as its factorization.

89252551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36000, while the sum is 37.

The square root of 89252551 is about 9447.3568261181. The cubic root of 89252551 is about 446.8964237761.

It can be divided in two parts, 8925 and 2551, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 89252551 in words is "eighty-nine million, two hundred fifty-two thousand, five hundred fifty-one".