70322957 has 2 divisors, whose sum is σ = 70322958. Its totient is φ = 70322956.

The previous prime is 70322947. The next prime is 70323007. The reversal of 70322957 is 75922307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70241161 + 81796 = 8381^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 70322957 - 2¹⁸ = 70060813 is a prime.

It is a Chen prime.

It is equal to p_4135967 and since 70322957 and 4135967 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70322947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35161478 + 35161479.

It is an arithmetic number, because the mean of its divisors is an integer number (35161479).

Almost surely, 2^70322957 is an apocalyptic number.

It is an amenable number.

70322957 is a deficient number, since it is larger than the sum of its proper divisors (1).

70322957 is an equidigital number, since it uses as much as digits as its factorization.

70322957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 70322957 is about 8385.8784274517. The cubic root of 70322957 is about 412.7613662847.

The spelling of 70322957 in words is "seventy million, three hundred twenty-two thousand, nine hundred fifty-seven".