385748 has 18 divisors (see below), whose sum is σ = 742938. Its totient is φ = 175120.
The previous prime is 385741. The next prime is 385771. The reversal of 385748 is 847583.
It can be written as a sum of positive squares in only one way, i.e., 327184 + 58564 = 572^2 + 242^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385741) by changing a digit.
385748 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86 + ... + 882.
2385748 is an apocalyptic number.
It is an amenable number.
385748 is a deficient number, since it is larger than the sum of its proper divisors (357190).
385748 is a wasteful number, since it uses less digits than its factorization.
385748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 823 (or 810 counting only the distinct ones).
The product of its digits is 26880, while the sum is 35.
The square root of 385748 is about 621.0861453937. The cubic root of 385748 is about 72.7949459117.
It can be divided in two parts, 3857 and 48, that multiplied together give a triangular number (185136 = T608).
The spelling of 385748 in words is "three hundred eighty-five thousand, seven hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •