463521340 has 24 divisors (see below), whose sum is σ = 1024626960. Its totient is φ = 175650048.

The previous prime is 463521329. The next prime is 463521341. The reversal of 463521340 is 43125364.

It is a junction number, because it is equal to n+sod(n) for n = 463521299 and 463521308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463521341) 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, 609517 + ... + 610276.

It is an arithmetic number, because the mean of its divisors is an integer number (42692790).

Almost surely, 2^463521340 is an apocalyptic number.

It is an amenable number.

463521340 is an abundant number, since it is smaller than the sum of its proper divisors (561105620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

463521340 is a wasteful number, since it uses less digits than its factorization.

463521340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219821 (or 1219819 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 463521340 is about 21529.5457453240. The cubic root of 463521340 is about 773.9090247775.

The spelling of 463521340 in words is "four hundred sixty-three million, five hundred twenty-one thousand, three hundred forty".