89225047 has 2 divisors, whose sum is σ = 89225048. Its totient is φ = 89225046.

The previous prime is 89225021. The next prime is 89225057. The reversal of 89225047 is 74052298.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89225047 is a prime.

It is a super-2 number, since 2×89225047² = 15922218024304418, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89224997 and 89225015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89225057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44612523 + 44612524.

It is an arithmetic number, because the mean of its divisors is an integer number (44612524).

Almost surely, 2^89225047 is an apocalyptic number.

89225047 is a deficient number, since it is larger than the sum of its proper divisors (1).

89225047 is an equidigital number, since it uses as much as digits as its factorization.

89225047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 89225047 is about 9445.9010687176. The cubic root of 89225047 is about 446.8505139696.

The spelling of 89225047 in words is "eighty-nine million, two hundred twenty-five thousand, forty-seven".