622213667 has 4 divisors (see below), whose sum is σ = 628028856. Its totient is φ = 616398480.

The previous prime is 622213661. The next prime is 622213673. The reversal of 622213667 is 766312226.

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

It is an interprime number because it is at equal distance from previous prime (622213661) and next prime (622213673).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-622213667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622213661) 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 3 ways as a sum of consecutive naturals, for example, 2907434 + ... + 2907647.

It is an arithmetic number, because the mean of its divisors is an integer number (157007214).

Almost surely, 2^622213667 is an apocalyptic number.

622213667 is a deficient number, since it is larger than the sum of its proper divisors (5815189).

622213667 is a wasteful number, since it uses less digits than its factorization.

622213667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5815188.

The product of its digits is 36288, while the sum is 35.

The square root of 622213667 is about 24944.2110919548. The cubic root of 622213667 is about 853.7155305787.

The spelling of 622213667 in words is "six hundred twenty-two million, two hundred thirteen thousand, six hundred sixty-seven".