7214399 has 2 divisors, whose sum is σ = 7214400. Its totient is φ = 7214398.

The previous prime is 7214393. The next prime is 7214423. The reversal of 7214399 is 9934127.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7214399 - 2⁸ = 7214143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7214393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3607199 + 3607200.

It is an arithmetic number, because the mean of its divisors is an integer number (3607200).

Almost surely, 2^7214399 is an apocalyptic number.

7214399 is a deficient number, since it is larger than the sum of its proper divisors (1).

7214399 is an equidigital number, since it uses as much as digits as its factorization.

7214399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 35.

The square root of 7214399 is about 2685.9633281190. The cubic root of 7214399 is about 193.2265141852.

The spelling of 7214399 in words is "seven million, two hundred fourteen thousand, three hundred ninety-nine".