384071345 has 16 divisors (see below), whose sum is σ = 528424320. Its totient is φ = 262514304.

The previous prime is 384071341. The next prime is 384071383. The reversal of 384071345 is 543170483.

It is a cyclic number.

It is not a de Polignac number, because 384071345 - 2² = 384071341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (384071341) 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, 6575 + ... + 28484.

It is an arithmetic number, because the mean of its divisors is an integer number (33026520).

Almost surely, 2^384071345 is an apocalyptic number.

384071345 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

384071345 is a deficient number, since it is larger than the sum of its proper divisors (144352975).

384071345 is a wasteful number, since it uses less digits than its factorization.

384071345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35384.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 384071345 is about 19597.7382623608. The cubic root of 384071345 is about 726.8932490914.

The spelling of 384071345 in words is "three hundred eighty-four million, seventy-one thousand, three hundred forty-five".