90258041 has 2 divisors, whose sum is σ = 90258042. Its totient is φ = 90258040.

The previous prime is 90258029. The next prime is 90258061. The reversal of 90258041 is 14085209.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77088400 + 13169641 = 8780^2 + 3629^2 .

It is a cyclic number.

It is not a de Polignac number, because 90258041 - 2⁶ = 90257977 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 90257995 and 90258013.

It is not a weakly prime, because it can be changed into another prime (90258061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45129020 + 45129021.

It is an arithmetic number, because the mean of its divisors is an integer number (45129021).

Almost surely, 2^90258041 is an apocalyptic number.

It is an amenable number.

90258041 is a deficient number, since it is larger than the sum of its proper divisors (1).

90258041 is an equidigital number, since it uses as much as digits as its factorization.

90258041 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 29.

The square root of 90258041 is about 9500.4232011000. The cubic root of 90258041 is about 448.5683571566.

The spelling of 90258041 in words is "ninety million, two hundred fifty-eight thousand, forty-one".