622663546 has 8 divisors (see below), whose sum is σ = 937547424. Its totient is φ = 310147740.

The previous prime is 622663541. The next prime is 622663549. The reversal of 622663546 is 645366226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 622663499 and 622663508.

It is not an unprimeable number, because it can be changed into a prime (622663541) 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, 591360 + ... + 592411.

It is an arithmetic number, because the mean of its divisors is an integer number (117193428).

Almost surely, 2^622663546 is an apocalyptic number.

622663546 is a deficient number, since it is larger than the sum of its proper divisors (314883878).

622663546 is a wasteful number, since it uses less digits than its factorization.

622663546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184036.

The product of its digits is 311040, while the sum is 40.

The square root of 622663546 is about 24953.2271660401. The cubic root of 622663546 is about 853.9212349224.

The spelling of 622663546 in words is "six hundred twenty-two million, six hundred sixty-three thousand, five hundred forty-six".