70459247 has 2 divisors, whose sum is σ = 70459248. Its totient is φ = 70459246.

The previous prime is 70459223. The next prime is 70459283. The reversal of 70459247 is 74295407.

It is a weak prime.

It is an emirp because it is prime and its reverse (74295407) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70459247 - 2²⁶ = 3350383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70459247.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70455247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35229623 + 35229624.

It is an arithmetic number, because the mean of its divisors is an integer number (35229624).

Almost surely, 2^70459247 is an apocalyptic number.

70459247 is a deficient number, since it is larger than the sum of its proper divisors (1).

70459247 is an equidigital number, since it uses as much as digits as its factorization.

70459247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 70459247 is about 8394.0006552299. Note that the first 3 decimals coincide. The cubic root of 70459247 is about 413.0278460901.

The spelling of 70459247 in words is "seventy million, four hundred fifty-nine thousand, two hundred forty-seven".