622012417 has 4 divisors (see below), whose sum is σ = 669859540. Its totient is φ = 574165296.

The previous prime is 622012411. The next prime is 622012459. The reversal of 622012417 is 714210226.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 367258896 + 254753521 = 19164^2 + 15961^2 .

It is a cyclic number.

It is not a de Polignac number, because 622012417 - 2³ = 622012409 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 622012391 and 622012400.

It is not an unprimeable number, because it can be changed into a prime (622012411) 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, 23923542 + ... + 23923567.

It is an arithmetic number, because the mean of its divisors is an integer number (167464885).

Almost surely, 2^622012417 is an apocalyptic number.

It is an amenable number.

622012417 is a deficient number, since it is larger than the sum of its proper divisors (47847123).

622012417 is a wasteful number, since it uses less digits than its factorization.

622012417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47847122.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 622012417 is about 24940.1767636078. The cubic root of 622012417 is about 853.6234781823.

The spelling of 622012417 in words is "six hundred twenty-two million, twelve thousand, four hundred seventeen".