472164977 has 2 divisors, whose sum is σ = 472164978. Its totient is φ = 472164976.

The previous prime is 472164943. The next prime is 472164989. The reversal of 472164977 is 779461274.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463497841 + 8667136 = 21529^2 + 2944^2 .

It is a cyclic number.

It is not a de Polignac number, because 472164977 - 2¹⁸ = 471902833 is a prime.

It is not a weakly prime, because it can be changed into another prime (472164997) 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, 236082488 + 236082489.

It is an arithmetic number, because the mean of its divisors is an integer number (236082489).

Almost surely, 2^472164977 is an apocalyptic number.

It is an amenable number.

472164977 is a deficient number, since it is larger than the sum of its proper divisors (1).

472164977 is an equidigital number, since it uses as much as digits as its factorization.

472164977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 592704, while the sum is 47.

The square root of 472164977 is about 21729.3574916517. The cubic root of 472164977 is about 778.6899865723.

The spelling of 472164977 in words is "four hundred seventy-two million, one hundred sixty-four thousand, nine hundred seventy-seven".