70626247 has 2 divisors, whose sum is σ = 70626248. Its totient is φ = 70626246.

The previous prime is 70626233. The next prime is 70626251. The reversal of 70626247 is 74262607.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70626247 - 2¹⁹ = 70101959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70626547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35313123 + 35313124.

It is an arithmetic number, because the mean of its divisors is an integer number (35313124).

Almost surely, 2^70626247 is an apocalyptic number.

70626247 is a deficient number, since it is larger than the sum of its proper divisors (1).

70626247 is an equidigital number, since it uses as much as digits as its factorization.

70626247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 70626247 is about 8403.9423486837. The cubic root of 70626247 is about 413.3539032571.

The spelling of 70626247 in words is "seventy million, six hundred twenty-six thousand, two hundred forty-seven".