622448 has 10 divisors (see below), whose sum is σ = 1206024. Its totient is φ = 311216.

The previous prime is 622423. The next prime is 622477. The reversal of 622448 is 844226.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19436 + ... + 19467.

2⁶²²⁴⁴⁸ is an apocalyptic number.

It is an amenable number.

622448 is a deficient number, since it is larger than the sum of its proper divisors (583576).

622448 is a wasteful number, since it uses less digits than its factorization.

622448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38911 (or 38905 counting only the distinct ones).

The product of its digits is 3072, while the sum is 26.

The square root of 622448 is about 788.9537375537. The cubic root of 622448 is about 85.3822690237.

The spelling of 622448 in words is "six hundred twenty-two thousand, four hundred forty-eight".