1373836 has 24 divisors (see below), whose sum is σ = 2550240. Its totient is φ = 646272.

The previous prime is 1373819. The next prime is 1373839. The reversal of 1373836 is 6383731.

1373836 = 24² + 25² + ... + 160².

It is a junction number, because it is equal to n+sod(n) for n = 1373798 and 1373807.

It is not an unprimeable number, because it can be changed into a prime (1373839) by changing a digit.

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, 9960 + ... + 10096.

It is an arithmetic number, because the mean of its divisors is an integer number (106260).

2^1373836 is an apocalyptic number.

It is an amenable number.

1373836 is a deficient number, since it is larger than the sum of its proper divisors (1176404).

1373836 is a wasteful number, since it uses less digits than its factorization.

1373836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 271 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 1373836 is about 1172.1075036020. The cubic root of 1373836 is about 111.1676173326.

It can be divided in two parts, 1373 and 836, that added together give a square (2209 = 47²).

The spelling of 1373836 in words is "one million, three hundred seventy-three thousand, eight hundred thirty-six".