1823956 has 6 divisors (see below), whose sum is σ = 3191930. Its totient is φ = 911976.

The previous prime is 1823953. The next prime is 1823957. The reversal of 1823956 is 6593281.

It can be written as a sum of positive squares in only one way, i.e., 1690000 + 133956 = 1300^2 + 366^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1823953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227991 + ... + 227998.

2^1823956 is an apocalyptic number.

It is an amenable number.

1823956 is a deficient number, since it is larger than the sum of its proper divisors (1367974).

1823956 is a wasteful number, since it uses less digits than its factorization.

1823956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455993 (or 455991 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 1823956 is about 1350.5391515984. The cubic root of 1823956 is about 122.1813124179.

The spelling of 1823956 in words is "one million, eight hundred twenty-three thousand, nine hundred fifty-six".