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1374980 = 22568749
BaseRepresentation
bin101001111101100000100
32120212010012
411033230010
5322444410
645245352
714454455
oct5175404
92525105
101374980
1185a052
12563858
13391ac9
1427b12c
151c2605
hex14fb04

1374980 has 12 divisors (see below), whose sum is σ = 2887500. Its totient is φ = 549984.

The previous prime is 1374953. The next prime is 1374983. The reversal of 1374980 is 894731.

It can be written as a sum of positive squares in 2 ways, for example, as 276676 + 1098304 = 526^2 + 1048^2 .

It is not an unprimeable number, because it can be changed into a prime (1374983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34355 + ... + 34394.

It is an arithmetic number, because the mean of its divisors is an integer number (240625).

21374980 is an apocalyptic number.

1374980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1374980 is an abundant number, since it is smaller than the sum of its proper divisors (1512520).

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

1374980 is a wasteful number, since it uses less digits than its factorization.

1374980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68758 (or 68756 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1374980 is about 1172.5954118962. The cubic root of 1374980 is about 111.1984653792.

Subtracting from 1374980 its reverse (894731), we obtain a square (480249 = 6932).

The spelling of 1374980 in words is "one million, three hundred seventy-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 68749 137498 274996 343745 687490 1374980