477423769 has 2 divisors, whose sum is σ = 477423770. Its totient is φ = 477423768.

The previous prime is 477423743. The next prime is 477423823. The reversal of 477423769 is 967324774.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 254817369 + 222606400 = 15963^2 + 14920^2 .

It is a cyclic number.

It is not a de Polignac number, because 477423769 - 2⁷ = 477423641 is a prime.

It is a super-2 number, since 2×477423769² = 455866910412330722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (477423269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238711884 + 238711885.

It is an arithmetic number, because the mean of its divisors is an integer number (238711885).

Almost surely, 2^477423769 is an apocalyptic number.

It is an amenable number.

477423769 is a deficient number, since it is larger than the sum of its proper divisors (1).

477423769 is an equidigital number, since it uses as much as digits as its factorization.

477423769 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1778112, while the sum is 49.

The square root of 477423769 is about 21850.0290388823. The cubic root of 477423769 is about 781.5702364262.

The spelling of 477423769 in words is "four hundred seventy-seven million, four hundred twenty-three thousand, seven hundred sixty-nine".