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674752 = 2613811
BaseRepresentation
bin10100100101111000000
31021021120211
42210233000
5133043002
622243504
75510131
oct2445700
91237524
10674752
11420a51
12286594
131a8180
14137c88
15d4dd7
hexa4bc0

674752 has 28 divisors (see below), whose sum is σ = 1443736. Its totient is φ = 311040.

The previous prime is 674749. The next prime is 674759. The reversal of 674752 is 257476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674759) 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, 427 + ... + 1237.

It is an arithmetic number, because the mean of its divisors is an integer number (51562).

2674752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (721868).

674752 is an abundant number, since it is smaller than the sum of its proper divisors (768984).

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

674752 is a wasteful number, since it uses less digits than its factorization.

674752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836 (or 826 counting only the distinct ones).

The product of its digits is 11760, while the sum is 31.

The square root of 674752 is about 821.4328943986. The cubic root of 674752 is about 87.7097877727.

The spelling of 674752 in words is "six hundred seventy-four thousand, seven hundred fifty-two".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 811 832 1622 3244 6488 10543 12976 21086 25952 42172 51904 84344 168688 337376 674752