474430447 has 2 divisors, whose sum is σ = 474430448. Its totient is φ = 474430446.

The previous prime is 474430433. The next prime is 474430487. The reversal of 474430447 is 744034474.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474430447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474430487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237215223 + 237215224.

It is an arithmetic number, because the mean of its divisors is an integer number (237215224).

Almost surely, 2^474430447 is an apocalyptic number.

474430447 is a deficient number, since it is larger than the sum of its proper divisors (1).

474430447 is an equidigital number, since it uses as much as digits as its factorization.

474430447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 37.

The square root of 474430447 is about 21781.4243565475. The cubic root of 474430447 is about 779.9333972278.

The spelling of 474430447 in words is "four hundred seventy-four million, four hundred thirty thousand, four hundred forty-seven".