381255602 has 16 divisors (see below), whose sum is σ = 703856832. Its totient is φ = 150826320.

The previous prime is 381255599. The next prime is 381255607. The reversal of 381255602 is 206552183.

It is not an unprimeable number, because it can be changed into a prime (381255607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1047224 + ... + 1047587.

It is an arithmetic number, because the mean of its divisors is an integer number (43991052).

Almost surely, 2^381255602 is an apocalyptic number.

381255602 is a deficient number, since it is larger than the sum of its proper divisors (322601230).

381255602 is a wasteful number, since it uses less digits than its factorization.

381255602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2094833.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 381255602 is about 19525.7676417600. The cubic root of 381255602 is about 725.1125323538.

The spelling of 381255602 in words is "three hundred eighty-one million, two hundred fifty-five thousand, six hundred two".