463690139 has 8 divisors (see below), whose sum is σ = 506010432. Its totient is φ = 421397640.

The previous prime is 463690067. The next prime is 463690141. The reversal of 463690139 is 931096364.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-463690139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 463690096 and 463690105.

It is not an unprimeable number, because it can be changed into a prime (463690739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44612 + ... + 54014.

It is an arithmetic number, because the mean of its divisors is an integer number (63251304).

Almost surely, 2^463690139 is an apocalyptic number.

463690139 is a deficient number, since it is larger than the sum of its proper divisors (42320293).

463690139 is a wasteful number, since it uses less digits than its factorization.

463690139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13897.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 463690139 is about 21533.4655594496. The cubic root of 463690139 is about 774.0029573208.

The spelling of 463690139 in words is "four hundred sixty-three million, six hundred ninety thousand, one hundred thirty-nine".