462491669 has 2 divisors, whose sum is σ = 462491670. Its totient is φ = 462491668.

The previous prime is 462491651. The next prime is 462491693. The reversal of 462491669 is 966194264.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 369600625 + 92891044 = 19225^2 + 9638^2 .

It is a cyclic number.

It is not a de Polignac number, because 462491669 - 2¹² = 462487573 is a prime.

It is a super-2 number, since 2×462491669² = 427797087788811122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (462491269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 231245834 + 231245835.

It is an arithmetic number, because the mean of its divisors is an integer number (231245835).

Almost surely, 2^462491669 is an apocalyptic number.

It is an amenable number.

462491669 is a deficient number, since it is larger than the sum of its proper divisors (1).

462491669 is an equidigital number, since it uses as much as digits as its factorization.

462491669 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 47.

The square root of 462491669 is about 21505.6194749186. The cubic root of 462491669 is about 773.3355434728.

The spelling of 462491669 in words is "four hundred sixty-two million, four hundred ninety-one thousand, six hundred sixty-nine".