1949122 has 12 divisors (see below), whose sum is σ = 3401190. Its totient is φ = 835296.

The previous prime is 1949117. The next prime is 1949141. The reversal of 1949122 is 2219491.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1207801 + 741321 = 1099^2 + 861^2 .

It is a plaindrome in base 11.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 9847 + ... + 10042.

2^1949122 is an apocalyptic number.

1949122 is a deficient number, since it is larger than the sum of its proper divisors (1452068).

1949122 is a wasteful number, since it uses less digits than its factorization.

1949122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19905 (or 19898 counting only the distinct ones).

The product of its digits is 1296, while the sum is 28.

The square root of 1949122 is about 1396.1095945519. The cubic root of 1949122 is about 124.9145442585.

It can be divided in two parts, 194 and 9122, that added together give a triangular number (9316 = T₁₃₆).

The spelling of 1949122 in words is "one million, nine hundred forty-nine thousand, one hundred twenty-two".