463696521 has 4 divisors (see below), whose sum is σ = 618262032. Its totient is φ = 309131012.

The previous prime is 463696487. The next prime is 463696531. The reversal of 463696521 is 125696364.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 463696521 - 2⁷ = 463696393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (463696531) 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, 77282751 + ... + 77282756.

It is an arithmetic number, because the mean of its divisors is an integer number (154565508).

Almost surely, 2^463696521 is an apocalyptic number.

It is an amenable number.

463696521 is a deficient number, since it is larger than the sum of its proper divisors (154565511).

463696521 is a wasteful number, since it uses less digits than its factorization.

463696521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154565510.

The product of its digits is 233280, while the sum is 42.

The square root of 463696521 is about 21533.6137468842. The cubic root of 463696521 is about 774.0065083015.

The spelling of 463696521 in words is "four hundred sixty-three million, six hundred ninety-six thousand, five hundred twenty-one".