822261422 has 8 divisors (see below), whose sum is σ = 1273179072. Its totient is φ = 397868400.

The previous prime is 822261421. The next prime is 822261443. The reversal of 822261422 is 224162228.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×822261422² = 1352227692218924168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (822261421) 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, 6631079 + ... + 6631202.

It is an arithmetic number, because the mean of its divisors is an integer number (159147384).

Almost surely, 2^822261422 is an apocalyptic number.

822261422 is a deficient number, since it is larger than the sum of its proper divisors (450917650).

822261422 is a wasteful number, since it uses less digits than its factorization.

822261422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13262314.

The product of its digits is 6144, while the sum is 29.

The square root of 822261422 is about 28675.1010809029. The cubic root of 822261422 is about 936.8498069951.

The spelling of 822261422 in words is "eight hundred twenty-two million, two hundred sixty-one thousand, four hundred twenty-two".