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1374 = 23229
BaseRepresentation
bin10101011110
31212220
4111132
520444
610210
74002
oct2536
91786
101374
11103a
12966
13819
14702
15619
hex55e

1374 has 8 divisors (see below), whose sum is σ = 2760. Its totient is φ = 456.

The previous prime is 1373. The next prime is 1381. The reversal of 1374 is 4731.

Added to its reverse (4731) it gives a triangular number (6105 = T110).

1374 = 172 + 182 + ... + 202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a plaindrome in base 16.

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109 + ... + 120.

It is an arithmetic number, because the mean of its divisors is an integer number (345).

21374 is an apocalyptic number.

1374 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1380).

1374 is a wasteful number, since it uses less digits than its factorization.

1374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234.

The product of its digits is 84, while the sum is 15.

The square root of 1374 is about 37.0675059857. The cubic root of 1374 is about 11.1172040656.

Adding to 1374 its reverse (4731), we get a triangular number (6105 = T110).

It can be divided in two parts, 137 and 4, that added together give a palindrome (141).

The spelling of 1374 in words is "one thousand, three hundred seventy-four", and thus it is an iban number.

Divisors: 1 2 3 6 229 458 687 1374