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380874 = 231319257
BaseRepresentation
bin1011100111111001010
3201100110110
41130333022
544141444
612055150
73144264
oct1347712
9640413
10380874
1124017a
121644b6
13104490
149cb34
1577cb9
hex5cfca

380874 has 32 divisors (see below), whose sum is σ = 866880. Its totient is φ = 110592.

The previous prime is 380869. The next prime is 380879. The reversal of 380874 is 478083.

It is an interprime number because it is at equal distance from previous prime (380869) and next prime (380879).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 380874.

It is not an unprimeable number, because it can be changed into a prime (380879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1354 + ... + 1610.

It is an arithmetic number, because the mean of its divisors is an integer number (27090).

2380874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 380874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433440).

380874 is an abundant number, since it is smaller than the sum of its proper divisors (486006).

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

380874 is a wasteful number, since it uses less digits than its factorization.

380874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 380874 is about 617.1499007535. The cubic root of 380874 is about 72.4870527811.

The spelling of 380874 in words is "three hundred eighty thousand, eight hundred seventy-four".

Divisors: 1 2 3 6 13 19 26 38 39 57 78 114 247 257 494 514 741 771 1482 1542 3341 4883 6682 9766 10023 14649 20046 29298 63479 126958 190437 380874