464132261 has 2 divisors, whose sum is σ = 464132262. Its totient is φ = 464132260.

The previous prime is 464132243. The next prime is 464132281. The reversal of 464132261 is 162231464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 463540900 + 591361 = 21530^2 + 769^2 .

It is a cyclic number.

It is not a de Polignac number, because 464132261 - 2¹⁸ = 463870117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464132281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232066130 + 232066131.

It is an arithmetic number, because the mean of its divisors is an integer number (232066131).

Almost surely, 2^464132261 is an apocalyptic number.

It is an amenable number.

464132261 is a deficient number, since it is larger than the sum of its proper divisors (1).

464132261 is an equidigital number, since it uses as much as digits as its factorization.

464132261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 29.

The square root of 464132261 is about 21543.7290411850. The cubic root of 464132261 is about 774.2488794731.

The spelling of 464132261 in words is "four hundred sixty-four million, one hundred thirty-two thousand, two hundred sixty-one".