622303463 has 4 divisors (see below), whose sum is σ = 622353408. Its totient is φ = 622253520.

The previous prime is 622303459. The next prime is 622303471. The reversal of 622303463 is 364303226.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 622303463 - 2² = 622303459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622303483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10778 + ... + 36888.

It is an arithmetic number, because the mean of its divisors is an integer number (155588352).

Almost surely, 2^622303463 is an apocalyptic number.

622303463 is a deficient number, since it is larger than the sum of its proper divisors (49945).

622303463 is a wasteful number, since it uses less digits than its factorization.

622303463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49944.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 622303463 is about 24946.0109636791. The cubic root of 622303463 is about 853.7565971535.

Adding to 622303463 its reverse (364303226), we get a palindrome (986606689).

The spelling of 622303463 in words is "six hundred twenty-two million, three hundred three thousand, four hundred sixty-three".