1949924 has 6 divisors (see below), whose sum is σ = 3412374. Its totient is φ = 974960.

The previous prime is 1949911. The next prime is 1949929. The reversal of 1949924 is 4299491.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1909924 + 40000 = 1382^2 + 200^2 .

It is not an unprimeable number, because it can be changed into a prime (1949929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243737 + ... + 243744.

It is an arithmetic number, because the mean of its divisors is an integer number (568729).

2^1949924 is an apocalyptic number.

It is an amenable number.

1949924 is a deficient number, since it is larger than the sum of its proper divisors (1462450).

1949924 is a wasteful number, since it uses less digits than its factorization.

1949924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487485 (or 487483 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 1949924 is about 1396.3967917465. The cubic root of 1949924 is about 124.9316746600.

The spelling of 1949924 in words is "one million, nine hundred forty-nine thousand, nine hundred twenty-four".