622473 has 4 divisors (see below), whose sum is σ = 829968. Its totient is φ = 414980.

The previous prime is 622423. The next prime is 622477. The reversal of 622473 is 374226.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 622473 - 2¹² = 618377 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (622477) 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, 103743 + ... + 103748.

It is an arithmetic number, because the mean of its divisors is an integer number (207492).

2⁶²²⁴⁷³ is an apocalyptic number.

It is an amenable number.

622473 is a deficient number, since it is larger than the sum of its proper divisors (207495).

622473 is a wasteful number, since it uses less digits than its factorization.

622473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207494.

The product of its digits is 2016, while the sum is 24.

The square root of 622473 is about 788.9695811627. The cubic root of 622473 is about 85.3834121062.

Adding to 622473 its reverse (374226), we get a palindrome (996699).

The spelling of 622473 in words is "six hundred twenty-two thousand, four hundred seventy-three".