465790261 has 2 divisors, whose sum is σ = 465790262. Its totient is φ = 465790260.

The previous prime is 465790249. The next prime is 465790277. The reversal of 465790261 is 162097564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 459287761 + 6502500 = 21431^2 + 2550^2 .

It is a cyclic number.

It is not a de Polignac number, because 465790261 - 2⁵ = 465790229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (465790201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232895130 + 232895131.

It is an arithmetic number, because the mean of its divisors is an integer number (232895131).

Almost surely, 2^465790261 is an apocalyptic number.

It is an amenable number.

465790261 is a deficient number, since it is larger than the sum of its proper divisors (1).

465790261 is an equidigital number, since it uses as much as digits as its factorization.

465790261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 465790261 is about 21582.1746123971. The cubic root of 465790261 is about 775.1697226620.

The spelling of 465790261 in words is "four hundred sixty-five million, seven hundred ninety thousand, two hundred sixty-one".