381067712 has 28 divisors (see below), whose sum is σ = 757982736. Its totient is φ = 190080000.

The previous prime is 381067711. The next prime is 381067727. The reversal of 381067712 is 217760183.

It is a super-2 number, since 2×381067712² = 290425202257829888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381067711) 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 3 ways as a sum of consecutive naturals, for example, 20837 + ... + 34587.

It is an arithmetic number, because the mean of its divisors is an integer number (27070812).

Almost surely, 2^381067712 is an apocalyptic number.

381067712 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

381067712 is a deficient number, since it is larger than the sum of its proper divisors (376915024).

381067712 is a wasteful number, since it uses less digits than its factorization.

381067712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14196 (or 14186 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 381067712 is about 19520.9557143087. The cubic root of 381067712 is about 724.9933963727.

The spelling of 381067712 in words is "three hundred eighty-one million, sixty-seven thousand, seven hundred twelve".