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1374345 = 32574363
BaseRepresentation
bin101001111100010001001
32120211020200
411033202021
5322434340
645242413
714452560
oct5174211
92524220
101374345
11859625
12563409
1339172b
1427abd7
151c2330
hex14f889

1374345 has 24 divisors (see below), whose sum is σ = 2723136. Its totient is φ = 628128.

The previous prime is 1374341. The next prime is 1374367. The reversal of 1374345 is 5434731.

It is not a de Polignac number, because 1374345 - 22 = 1374341 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1374341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1867 + ... + 2496.

It is an arithmetic number, because the mean of its divisors is an integer number (113464).

21374345 is an apocalyptic number.

1374345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1374345 is a deficient number, since it is larger than the sum of its proper divisors (1348791).

1374345 is a wasteful number, since it uses less digits than its factorization.

1374345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4381 (or 4378 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 1374345 is about 1172.3246137483. The cubic root of 1374345 is about 111.1813446699.

The spelling of 1374345 in words is "one million, three hundred seventy-four thousand, three hundred forty-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 315 4363 13089 21815 30541 39267 65445 91623 152705 196335 274869 458115 1374345