70626797 has 2 divisors, whose sum is σ = 70626798. Its totient is φ = 70626796.

The previous prime is 70626763. The next prime is 70626799. The reversal of 70626797 is 79762607.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62948356 + 7678441 = 7934^2 + 2771^2 .

It is a cyclic number.

It is not a de Polignac number, because 70626797 - 2⁸ = 70626541 is a prime.

Together with 70626799, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70626799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35313398 + 35313399.

It is an arithmetic number, because the mean of its divisors is an integer number (35313399).

Almost surely, 2^70626797 is an apocalyptic number.

It is an amenable number.

70626797 is a deficient number, since it is larger than the sum of its proper divisors (1).

70626797 is an equidigital number, since it uses as much as digits as its factorization.

70626797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 222264, while the sum is 44.

The square root of 70626797 is about 8403.9750713576. The cubic root of 70626797 is about 413.3549762485.

The spelling of 70626797 in words is "seventy million, six hundred twenty-six thousand, seven hundred ninety-seven".