70466857 has 2 divisors, whose sum is σ = 70466858. Its totient is φ = 70466856.

The previous prime is 70466843. The next prime is 70466867. The reversal of 70466857 is 75866407.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68956416 + 1510441 = 8304^2 + 1229^2 .

It is a cyclic number.

It is not a de Polignac number, because 70466857 - 2¹⁹ = 69942569 is a prime.

It is not a weakly prime, because it can be changed into another prime (70466807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35233428 + 35233429.

It is an arithmetic number, because the mean of its divisors is an integer number (35233429).

Almost surely, 2^70466857 is an apocalyptic number.

It is an amenable number.

70466857 is a deficient number, since it is larger than the sum of its proper divisors (1).

70466857 is an equidigital number, since it uses as much as digits as its factorization.

70466857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 43.

The square root of 70466857 is about 8394.4539429316. The cubic root of 70466857 is about 413.0427153415.

The spelling of 70466857 in words is "seventy million, four hundred sixty-six thousand, eight hundred fifty-seven".