220667422 has 4 divisors (see below), whose sum is σ = 331001136. Its totient is φ = 110333710.

The previous prime is 220667411. The next prime is 220667437. The reversal of 220667422 is 224766022.

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

It is a super-2 number, since 2×220667422² = 97388222264252168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55166854 + ... + 55166857.

It is an arithmetic number, because the mean of its divisors is an integer number (82750284).

Almost surely, 2^220667422 is an apocalyptic number.

220667422 is a deficient number, since it is larger than the sum of its proper divisors (110333714).

220667422 is a wasteful number, since it uses less digits than its factorization.

220667422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110333713.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 220667422 is about 14854.8787272061. The cubic root of 220667422 is about 604.2909271251.

The spelling of 220667422 in words is "two hundred twenty million, six hundred sixty-seven thousand, four hundred twenty-two".