622384461 has 6 divisors (see below), whose sum is σ = 898999790. Its totient is φ = 414922968.

The previous prime is 622384453. The next prime is 622384517. The reversal of 622384461 is 164483226.

It can be written as a sum of positive squares in only one way, i.e., 619711236 + 2673225 = 24894^2 + 1635^2 .

It is not a de Polignac number, because 622384461 - 2³ = 622384453 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622385461) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 34576906 + ... + 34576923.

Almost surely, 2^622384461 is an apocalyptic number.

It is an amenable number.

622384461 is a deficient number, since it is larger than the sum of its proper divisors (276615329).

622384461 is a wasteful number, since it uses less digits than its factorization.

622384461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69153835 (or 69153832 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 622384461 is about 24947.6343768302. The cubic root of 622384461 is about 853.7936367336.

The spelling of 622384461 in words is "six hundred twenty-two million, three hundred eighty-four thousand, four hundred sixty-one".