474194477 has 2 divisors, whose sum is σ = 474194478. Its totient is φ = 474194476.

The previous prime is 474194467. The next prime is 474194509. The reversal of 474194477 is 774491474.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 460274116 + 13920361 = 21454^2 + 3731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-474194477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (474194467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237097238 + 237097239.

It is an arithmetic number, because the mean of its divisors is an integer number (237097239).

Almost surely, 2^474194477 is an apocalyptic number.

It is an amenable number.

474194477 is a deficient number, since it is larger than the sum of its proper divisors (1).

474194477 is an equidigital number, since it uses as much as digits as its factorization.

474194477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 790272, while the sum is 47.

The square root of 474194477 is about 21776.0069112774. The cubic root of 474194477 is about 779.8040692404.

The spelling of 474194477 in words is "four hundred seventy-four million, one hundred ninety-four thousand, four hundred seventy-seven".