622028853 has 6 divisors (see below), whose sum is σ = 898486134. Its totient is φ = 414685896.

The previous prime is 622028789. The next prime is 622028873. The reversal of 622028853 is 358820226.

622028853 is a `hidden beast` number, since 622 + 0 + 28 + 8 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 395134884 + 226893969 = 19878^2 + 15063^2 .

It is not a de Polignac number, because 622028853 - 2⁶ = 622028789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622028873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34557150 + ... + 34557167.

It is an arithmetic number, because the mean of its divisors is an integer number (149747689).

Almost surely, 2^622028853 is an apocalyptic number.

It is an amenable number.

622028853 is a deficient number, since it is larger than the sum of its proper divisors (276457281).

622028853 is a wasteful number, since it uses less digits than its factorization.

622028853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69114323 (or 69114320 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 622028853 is about 24940.5062699216. The cubic root of 622028853 is about 853.6309968060.

The spelling of 622028853 in words is "six hundred twenty-two million, twenty-eight thousand, eight hundred fifty-three".