381468 has 24 divisors (see below), whose sum is σ = 903168. Its totient is φ = 125296.
The previous prime is 381467. The next prime is 381481. The reversal of 381468 is 864183.
It is a happy number.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 805 + ... + 1187.
It is an arithmetic number, because the mean of its divisors is an integer number (37632).
2381468 is an apocalyptic number.
It is an amenable number.
381468 is an abundant number, since it is smaller than the sum of its proper divisors (521700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381468 is a wasteful number, since it uses less digits than its factorization.
381468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 473 (or 471 counting only the distinct ones).
The product of its digits is 4608, while the sum is 30.
The square root of 381468 is about 617.6309577733. The cubic root of 381468 is about 72.5247161073.
The spelling of 381468 in words is "three hundred eighty-one thousand, four hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •