463197921 has 8 divisors (see below), whose sum is σ = 626057760. Its totient is φ = 304568352.

The previous prime is 463197893. The next prime is 463197937. The reversal of 463197921 is 129791364.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 463197921 - 2¹⁰ = 463196897 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (463197991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057311 + ... + 1057748.

It is an arithmetic number, because the mean of its divisors is an integer number (78257220).

Almost surely, 2^463197921 is an apocalyptic number.

It is an amenable number.

463197921 is a deficient number, since it is larger than the sum of its proper divisors (162859839).

463197921 is a wasteful number, since it uses less digits than its factorization.

463197921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115135.

The product of its digits is 81648, while the sum is 42.

The square root of 463197921 is about 21522.0333844179. The cubic root of 463197921 is about 773.7289862347.

The spelling of 463197921 in words is "four hundred sixty-three million, one hundred ninety-seven thousand, nine hundred twenty-one".