474267643 has 2 divisors, whose sum is σ = 474267644. Its totient is φ = 474267642.

The previous prime is 474267631. The next prime is 474267697. The reversal of 474267643 is 346762474.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474267643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 474267643.

It is not a weakly prime, because it can be changed into another prime (474262643) 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, 237133821 + 237133822.

It is an arithmetic number, because the mean of its divisors is an integer number (237133822).

Almost surely, 2^474267643 is an apocalyptic number.

474267643 is a deficient number, since it is larger than the sum of its proper divisors (1).

474267643 is an equidigital number, since it uses as much as digits as its factorization.

474267643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 677376, while the sum is 43.

The square root of 474267643 is about 21777.6868147193. The cubic root of 474267643 is about 779.8441738902.

The spelling of 474267643 in words is "four hundred seventy-four million, two hundred sixty-seven thousand, six hundred forty-three".