1944499 has 2 divisors, whose sum is σ = 1944500. Its totient is φ = 1944498.

The previous prime is 1944473. The next prime is 1944521. The reversal of 1944499 is 9944491.

It is a strong prime.

It is an emirp because it is prime and its reverse (9944491) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1944499 is a prime.

It is a super-2 number, since 2×1944499² = 7562152722002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1944469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972249 + 972250.

It is an arithmetic number, because the mean of its divisors is an integer number (972250).

2^1944499 is an apocalyptic number.

1944499 is a deficient number, since it is larger than the sum of its proper divisors (1).

1944499 is an equidigital number, since it uses as much as digits as its factorization.

1944499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 40.

The square root of 1944499 is about 1394.4529393278. The cubic root of 1944499 is about 124.8157070892.

The spelling of 1944499 in words is "one million, nine hundred forty-four thousand, four hundred ninety-nine".