464512549 has 2 divisors, whose sum is σ = 464512550. Its totient is φ = 464512548.

The previous prime is 464512519. The next prime is 464512561. The reversal of 464512549 is 945215464.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 264290049 + 200222500 = 16257^2 + 14150^2 .

It is a cyclic number.

It is not a de Polignac number, because 464512549 - 2¹³ = 464504357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (464512519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232256274 + 232256275.

It is an arithmetic number, because the mean of its divisors is an integer number (232256275).

Almost surely, 2^464512549 is an apocalyptic number.

It is an amenable number.

464512549 is a deficient number, since it is larger than the sum of its proper divisors (1).

464512549 is an equidigital number, since it uses as much as digits as its factorization.

464512549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The square root of 464512549 is about 21552.5531898195. The cubic root of 464512549 is about 774.4602827038.

The spelling of 464512549 in words is "four hundred sixty-four million, five hundred twelve thousand, five hundred forty-nine".