463222836 has 18 divisors (see below), whose sum is σ = 1170924482. Its totient is φ = 154407600.

The previous prime is 463222813. The next prime is 463222841. The reversal of 463222836 is 638222364.

It can be written as a sum of positive squares in only one way, i.e., 370947600 + 92275236 = 19260^2 + 9606^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 12867301 = 463222836 / (4 + 6 + 3 + 2 + 2 + 2 + 8 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 463222836.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6433615 + ... + 6433686.

Almost surely, 2^463222836 is an apocalyptic number.

It is an amenable number.

463222836 is an abundant number, since it is smaller than the sum of its proper divisors (707701646).

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

463222836 is a wasteful number, since it uses less digits than its factorization.

463222836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12867311 (or 12867306 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 463222836 is about 21522.6122020539. The cubic root of 463222836 is about 773.7428587150.

The spelling of 463222836 in words is "four hundred sixty-three million, two hundred twenty-two thousand, eight hundred thirty-six".