383011146 has 48 divisors (see below), whose sum is σ = 990103680. Its totient is φ = 109431000.

The previous prime is 383011141. The next prime is 383011147. The reversal of 383011146 is 641110383.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (383011141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69730 + ... + 75021.

It is an arithmetic number, because the mean of its divisors is an integer number (20627160).

Almost surely, 2^383011146 is an apocalyptic number.

383011146 is an abundant number, since it is smaller than the sum of its proper divisors (607092534).

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

383011146 is a wasteful number, since it uses less digits than its factorization.

383011146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144776 (or 144763 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 383011146 is about 19570.6705557066. The cubic root of 383011146 is about 726.2237886703.

The spelling of 383011146 in words is "three hundred eighty-three million, eleven thousand, one hundred forty-six".