7204427 has 2 divisors, whose sum is σ = 7204428. Its totient is φ = 7204426.

The previous prime is 7204423. The next prime is 7204471. The reversal of 7204427 is 7244027.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7204427 - 2² = 7204423 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 7204396 and 7204405.

It is not a weakly prime, because it can be changed into another prime (7204423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3602213 + 3602214.

It is an arithmetic number, because the mean of its divisors is an integer number (3602214).

Almost surely, 2^7204427 is an apocalyptic number.

7204427 is a deficient number, since it is larger than the sum of its proper divisors (1).

7204427 is an equidigital number, since it uses as much as digits as its factorization.

7204427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 7204427 is about 2684.1063689802. The cubic root of 7204427 is about 193.1374449377.

The spelling of 7204427 in words is "seven million, two hundred four thousand, four hundred twenty-seven".