1373814 has 64 divisors (see below), whose sum is σ = 3494400. Its totient is φ = 396576.

The previous prime is 1373803. The next prime is 1373819. The reversal of 1373814 is 4183731.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13287 + ... + 13389.

It is an arithmetic number, because the mean of its divisors is an integer number (54600).

2^1373814 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1373814, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1747200).

1373814 is an abundant number, since it is smaller than the sum of its proper divisors (2120586).

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

1373814 is a wasteful number, since it uses less digits than its factorization.

1373814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 140 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1373814 is about 1172.0981187597. The cubic root of 1373814 is about 111.1670239332.

It can be divided in two parts, 1373 and 814, that added together give a 7-th power (2187 = 3⁷).

The spelling of 1373814 in words is "one million, three hundred seventy-three thousand, eight hundred fourteen".