463968515 has 4 divisors (see below), whose sum is σ = 556762224. Its totient is φ = 371174808.

The previous prime is 463968511. The next prime is 463968529. The reversal of 463968515 is 515869364.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 463968515 - 2² = 463968511 is a prime.

It is a super-2 number, since 2×463968515² = 430533565822610450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 463968515.

It is not an unprimeable number, because it can be changed into a prime (463968511) 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, 46396847 + ... + 46396856.

It is an arithmetic number, because the mean of its divisors is an integer number (139190556).

Almost surely, 2^463968515 is an apocalyptic number.

463968515 is a deficient number, since it is larger than the sum of its proper divisors (92793709).

463968515 is an equidigital number, since it uses as much as digits as its factorization.

463968515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92793708.

The product of its digits is 777600, while the sum is 47.

The square root of 463968515 is about 21539.9283889246. The cubic root of 463968515 is about 774.1578170181.

The spelling of 463968515 in words is "four hundred sixty-three million, nine hundred sixty-eight thousand, five hundred fifteen".