254466479 has 2 divisors, whose sum is σ = 254466480. Its totient is φ = 254466478.

The previous prime is 254466461. The next prime is 254466517. The reversal of 254466479 is 974664452.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-254466479 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 (254466419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127233239 + 127233240.

It is an arithmetic number, because the mean of its divisors is an integer number (127233240).

Almost surely, 2^254466479 is an apocalyptic number.

254466479 is a deficient number, since it is larger than the sum of its proper divisors (1).

254466479 is an equidigital number, since it uses as much as digits as its factorization.

254466479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 47.

The square root of 254466479 is about 15952.0054852047. The cubic root of 254466479 is about 633.6900094029.

The spelling of 254466479 in words is "two hundred fifty-four million, four hundred sixty-six thousand, four hundred seventy-nine".