39223069 has 2 divisors, whose sum is σ = 39223070. Its totient is φ = 39223068.

The previous prime is 39223057. The next prime is 39223111. The reversal of 39223069 is 96032293.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29300569 + 9922500 = 5413^2 + 3150^2 .

It is a cyclic number.

It is not a de Polignac number, because 39223069 - 2⁷ = 39222941 is a prime.

It is a super-2 number, since 2×39223069² = 3076898283557522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39224069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19611534 + 19611535.

It is an arithmetic number, because the mean of its divisors is an integer number (19611535).

Almost surely, 2^39223069 is an apocalyptic number.

It is an amenable number.

39223069 is a deficient number, since it is larger than the sum of its proper divisors (1).

39223069 is an equidigital number, since it uses as much as digits as its factorization.

39223069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 39223069 is about 6262.8323464707. The cubic root of 39223069 is about 339.7664745904.

The spelling of 39223069 in words is "thirty-nine million, two hundred twenty-three thousand, sixty-nine".