480299261 has 4 divisors (see below), whose sum is σ = 517245372. Its totient is φ = 443353152.

The previous prime is 480299227. The next prime is 480299273. The reversal of 480299261 is 162992084.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 226502500 + 253796761 = 15050^2 + 15931^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-480299261 is a prime.

It is a super-2 number, since 2×480299261² = 461374760234292242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480299201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18473036 + ... + 18473061.

It is an arithmetic number, because the mean of its divisors is an integer number (129311343).

Almost surely, 2^480299261 is an apocalyptic number.

It is an amenable number.

480299261 is a deficient number, since it is larger than the sum of its proper divisors (36946111).

480299261 is a wasteful number, since it uses less digits than its factorization.

480299261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36946110.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 480299261 is about 21915.7309027100. The cubic root of 480299261 is about 783.1362120969.

The spelling of 480299261 in words is "four hundred eighty million, two hundred ninety-nine thousand, two hundred sixty-one".