69922213 has 2 divisors, whose sum is σ = 69922214. Its totient is φ = 69922212.

The previous prime is 69922201. The next prime is 69922243. The reversal of 69922213 is 31222996.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69856164 + 66049 = 8358^2 + 257^2 .

It is a cyclic number.

It is not a de Polignac number, because 69922213 - 2⁹ = 69921701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69922243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34961106 + 34961107.

It is an arithmetic number, because the mean of its divisors is an integer number (34961107).

Almost surely, 2^69922213 is an apocalyptic number.

It is an amenable number.

69922213 is a deficient number, since it is larger than the sum of its proper divisors (1).

69922213 is an equidigital number, since it uses as much as digits as its factorization.

69922213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664, while the sum is 34.

The square root of 69922213 is about 8361.9503107828. The cubic root of 69922213 is about 411.9758151041.

The spelling of 69922213 in words is "sixty-nine million, nine hundred twenty-two thousand, two hundred thirteen".