7429223 has 2 divisors, whose sum is σ = 7429224. Its totient is φ = 7429222.

The previous prime is 7429211. The next prime is 7429231. The reversal of 7429223 is 3229247.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7429223 - 2²² = 3234919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7429273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3714611 + 3714612.

It is an arithmetic number, because the mean of its divisors is an integer number (3714612).

Almost surely, 2^7429223 is an apocalyptic number.

7429223 is a deficient number, since it is larger than the sum of its proper divisors (1).

7429223 is an equidigital number, since it uses as much as digits as its factorization.

7429223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6048, while the sum is 29.

The square root of 7429223 is about 2725.6601035346. The cubic root of 7429223 is about 195.1256958609.

The spelling of 7429223 in words is "seven million, four hundred twenty-nine thousand, two hundred twenty-three".