622041013 has 4 divisors (see below), whose sum is σ = 678590208. Its totient is φ = 565491820.

The previous prime is 622040987. The next prime is 622041029. The reversal of 622041013 is 310140226.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 622041013 - 2⁹ = 622040501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622041083) 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, 28274581 + ... + 28274602.

It is an arithmetic number, because the mean of its divisors is an integer number (169647552).

Almost surely, 2^622041013 is an apocalyptic number.

It is an amenable number.

622041013 is a deficient number, since it is larger than the sum of its proper divisors (56549195).

622041013 is a wasteful number, since it uses less digits than its factorization.

622041013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56549194.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 622041013 is about 24940.7500488658. The cubic root of 622041013 is about 853.6365592947.

Adding to 622041013 its reverse (310140226), we get a palindrome (932181239).

The spelling of 622041013 in words is "six hundred twenty-two million, forty-one thousand, thirteen".