1922736 has 40 divisors (see below), whose sum is σ = 5093424. Its totient is φ = 624640.

The previous prime is 1922719. The next prime is 1922749. The reversal of 1922736 is 6372291.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1480 + ... + 2456.

2^1922736 is an apocalyptic number.

1922736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1922736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2546712).

1922736 is an abundant number, since it is smaller than the sum of its proper divisors (3170688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1922736 is a wasteful number, since it uses less digits than its factorization.

1922736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029 (or 1023 counting only the distinct ones).

The product of its digits is 4536, while the sum is 30.

The square root of 1922736 is about 1386.6275635512. The cubic root of 1922736 is about 124.3483096352.

The spelling of 1922736 in words is "one million, nine hundred twenty-two thousand, seven hundred thirty-six".