381494 has 16 divisors (see below), whose sum is σ = 602640. Its totient is φ = 180960.
The previous prime is 381487. The next prime is 381509. The reversal of 381494 is 494183.
381494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6224 + ... + 6284.
It is an arithmetic number, because the mean of its divisors is an integer number (37665).
2381494 is an apocalyptic number.
381494 is a deficient number, since it is larger than the sum of its proper divisors (221146).
381494 is a wasteful number, since it uses less digits than its factorization.
381494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175.
The product of its digits is 3456, while the sum is 29.
The square root of 381494 is about 617.6520055824. The cubic root of 381494 is about 72.5263637770.
The spelling of 381494 in words is "three hundred eighty-one thousand, four hundred ninety-four".
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