294499421 has 2 divisors, whose sum is σ = 294499422. Its totient is φ = 294499420.

The previous prime is 294499369. The next prime is 294499427. The reversal of 294499421 is 124994492.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 275095396 + 19404025 = 16586^2 + 4405^2 .

It is a cyclic number.

It is not a de Polignac number, because 294499421 - 2²² = 290305117 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 (294499427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 147249710 + 147249711.

It is an arithmetic number, because the mean of its divisors is an integer number (147249711).

Almost surely, 2^294499421 is an apocalyptic number.

It is an amenable number.

294499421 is a deficient number, since it is larger than the sum of its proper divisors (1).

294499421 is an equidigital number, since it uses as much as digits as its factorization.

294499421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 294499421 is about 17160.9854320782. The cubic root of 294499421 is about 665.3162767118.

The spelling of 294499421 in words is "two hundred ninety-four million, four hundred ninety-nine thousand, four hundred twenty-one".