474654491 has 2 divisors, whose sum is σ = 474654492. Its totient is φ = 474654490.

The previous prime is 474654487. The next prime is 474654493. The reversal of 474654491 is 194456474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 474654491 - 2² = 474654487 is a prime.

Together with 474654493, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (474654493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237327245 + 237327246.

It is an arithmetic number, because the mean of its divisors is an integer number (237327246).

Almost surely, 2^474654491 is an apocalyptic number.

474654491 is a deficient number, since it is larger than the sum of its proper divisors (1).

474654491 is an equidigital number, since it uses as much as digits as its factorization.

474654491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 483840, while the sum is 44.

The square root of 474654491 is about 21786.5667556869. The cubic root of 474654491 is about 780.0561492562.

The spelling of 474654491 in words is "four hundred seventy-four million, six hundred fifty-four thousand, four hundred ninety-one".