461973769 has 2 divisors, whose sum is σ = 461973770. Its totient is φ = 461973768.

The previous prime is 461973737. The next prime is 461973781. The reversal of 461973769 is 967379164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 403527744 + 58446025 = 20088^2 + 7645^2 .

It is a cyclic number.

It is not a de Polignac number, because 461973769 - 2⁵ = 461973737 is a prime.

It is a super-2 number, since 2×461973769² = 426839526488130722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (461973569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230986884 + 230986885.

It is an arithmetic number, because the mean of its divisors is an integer number (230986885).

Almost surely, 2^461973769 is an apocalyptic number.

It is an amenable number.

461973769 is a deficient number, since it is larger than the sum of its proper divisors (1).

461973769 is an equidigital number, since it uses as much as digits as its factorization.

461973769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1714608, while the sum is 52.

The square root of 461973769 is about 21493.5750632602. The cubic root of 461973769 is about 773.0467742577.

The spelling of 461973769 in words is "four hundred sixty-one million, nine hundred seventy-three thousand, seven hundred sixty-nine".