89562251 has 2 divisors, whose sum is σ = 89562252. Its totient is φ = 89562250.

The previous prime is 89562233. The next prime is 89562271. The reversal of 89562251 is 15226598.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89562251 is a prime.

It is not a weakly prime, because it can be changed into another prime (89562271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44781125 + 44781126.

It is an arithmetic number, because the mean of its divisors is an integer number (44781126).

Almost surely, 2^89562251 is an apocalyptic number.

89562251 is a deficient number, since it is larger than the sum of its proper divisors (1).

89562251 is an equidigital number, since it uses as much as digits as its factorization.

89562251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 38.

The square root of 89562251 is about 9463.7334598984. The cubic root of 89562251 is about 447.4127266529.

The spelling of 89562251 in words is "eighty-nine million, five hundred sixty-two thousand, two hundred fifty-one".