463953021 has 24 divisors (see below), whose sum is σ = 720810144. Its totient is φ = 264670560.

The previous prime is 463953011. The next prime is 463953023. The reversal of 463953021 is 120359364.

It is not a de Polignac number, because 463953021 - 2⁵ = 463952989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463953023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 98091 + ... + 102711.

It is an arithmetic number, because the mean of its divisors is an integer number (30033756).

Almost surely, 2^463953021 is an apocalyptic number.

It is an amenable number.

463953021 is a deficient number, since it is larger than the sum of its proper divisors (256857123).

463953021 is a wasteful number, since it uses less digits than its factorization.

463953021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321 (or 5314 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 463953021 is about 21539.5687282731. The cubic root of 463953021 is about 774.1491993825.

The spelling of 463953021 in words is "four hundred sixty-three million, nine hundred fifty-three thousand, twenty-one".