1822736 has 10 divisors (see below), whose sum is σ = 3531582. Its totient is φ = 911360.

The previous prime is 1822703. The next prime is 1822781. The reversal of 1822736 is 6372281.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1392400 + 430336 = 1180^2 + 656^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1822699 and 1822708.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56945 + ... + 56976.

2^1822736 is an apocalyptic number.

1822736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1822736 is a deficient number, since it is larger than the sum of its proper divisors (1708846).

1822736 is a wasteful number, since it uses less digits than its factorization.

1822736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113929 (or 113923 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 1822736 is about 1350.0874045779. The cubic root of 1822736 is about 122.1540649682.

The spelling of 1822736 in words is "one million, eight hundred twenty-two thousand, seven hundred thirty-six".