70566241 has 2 divisors, whose sum is σ = 70566242. Its totient is φ = 70566240.

The previous prime is 70566229. The next prime is 70566257. The reversal of 70566241 is 14266507.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70560000 + 6241 = 8400^2 + 79^2 .

It is an emirp because it is prime and its reverse (14266507) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70566241 - 2⁷ = 70566113 is a prime.

It is not a weakly prime, because it can be changed into another prime (70566271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35283120 + 35283121.

It is an arithmetic number, because the mean of its divisors is an integer number (35283121).

Almost surely, 2^70566241 is an apocalyptic number.

It is an amenable number.

70566241 is a deficient number, since it is larger than the sum of its proper divisors (1).

70566241 is an equidigital number, since it uses as much as digits as its factorization.

70566241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 70566241 is about 8400.3714798811. The cubic root of 70566241 is about 413.2368044762.

It can be divided in two parts, 70566 and 241, that added together give a palindrome (70807).

The spelling of 70566241 in words is "seventy million, five hundred sixty-six thousand, two hundred forty-one".