463420838 has 4 divisors (see below), whose sum is σ = 695131260. Its totient is φ = 231710418.

The previous prime is 463420831. The next prime is 463420861. The reversal of 463420838 is 838024364.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (463420831) 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 as a sum of consecutive naturals, namely, 115855208 + ... + 115855211.

It is an arithmetic number, because the mean of its divisors is an integer number (173782815).

Almost surely, 2^463420838 is an apocalyptic number.

463420838 is a deficient number, since it is larger than the sum of its proper divisors (231710422).

463420838 is a wasteful number, since it uses less digits than its factorization.

463420838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231710421.

The product of its (nonzero) digits is 110592, while the sum is 38.

The square root of 463420838 is about 21527.2115704752. The cubic root of 463420838 is about 773.8530870243.

The spelling of 463420838 in words is "four hundred sixty-three million, four hundred twenty thousand, eight hundred thirty-eight".