464160561 has 16 divisors (see below), whose sum is σ = 626325120. Its totient is φ = 305740800.

The previous prime is 464160553. The next prime is 464160569. The reversal of 464160561 is 165061464.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (464160553) and next prime (464160569).

It is not a de Polignac number, because 464160561 - 2³ = 464160553 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (464160569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84775 + ... + 90083.

It is an arithmetic number, because the mean of its divisors is an integer number (39145320).

Almost surely, 2^464160561 is an apocalyptic number.

It is an amenable number.

464160561 is a deficient number, since it is larger than the sum of its proper divisors (162164559).

464160561 is a wasteful number, since it uses less digits than its factorization.

464160561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 464160561 is about 21544.3858348295. The cubic root of 464160561 is about 774.2646155034.

The spelling of 464160561 in words is "four hundred sixty-four million, one hundred sixty thousand, five hundred sixty-one".