1922122 has 8 divisors (see below), whose sum is σ = 3052836. Its totient is φ = 904512.

The previous prime is 1922119. The next prime is 1922147. The reversal of 1922122 is 2212291.

It can be written as a sum of positive squares in 2 ways, for example, as 1874161 + 47961 = 1369^2 + 219^2 .

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

It is a plaindrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 1922122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28233 + ... + 28300.

2^1922122 is an apocalyptic number.

1922122 is a deficient number, since it is larger than the sum of its proper divisors (1130714).

1922122 is a wasteful number, since it uses less digits than its factorization.

1922122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56552.

The product of its digits is 144, while the sum is 19.

The square root of 1922122 is about 1386.4061453990. The cubic root of 1922122 is about 124.3350719033.

The spelling of 1922122 in words is "one million, nine hundred twenty-two thousand, one hundred twenty-two".