1373733 has 16 divisors (see below), whose sum is σ = 2063040. Its totient is φ = 903312.

The previous prime is 1373717. The next prime is 1373761. The reversal of 1373733 is 3373731.

It is not a de Polignac number, because 1373733 - 2⁴ = 1373717 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1373697 and 1373706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373233) 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 15 ways as a sum of consecutive naturals, for example, 1935 + ... + 2547.

It is an arithmetic number, because the mean of its divisors is an integer number (128940).

2^1373733 is an apocalyptic number.

It is an amenable number.

1373733 is a deficient number, since it is larger than the sum of its proper divisors (689307).

1373733 is an equidigital number, since it uses as much as digits as its factorization.

1373733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705 (or 699 counting only the distinct ones).

The product of its digits is 3969, while the sum is 27.

The square root of 1373733 is about 1172.0635648291. The cubic root of 1373733 is about 111.1648390896.

The spelling of 1373733 in words is "one million, three hundred seventy-three thousand, seven hundred thirty-three".