381425410 has 8 divisors (see below), whose sum is σ = 686565756. Its totient is φ = 152570160.

The previous prime is 381425357. The next prime is 381425417. The reversal of 381425410 is 14524183.

It can be written as a sum of positive squares in 2 ways, for example, as 368985681 + 12439729 = 19209^2 + 3527^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (381425417) 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, 19071261 + ... + 19071280.

Almost surely, 2^381425410 is an apocalyptic number.

381425410 is a deficient number, since it is larger than the sum of its proper divisors (305140346).

381425410 is a wasteful number, since it uses less digits than its factorization.

381425410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38142548.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 381425410 is about 19530.1154630483. The cubic root of 381425410 is about 725.2201693585.

Adding to 381425410 its reverse (14524183), we get a palindrome (395949593).

The spelling of 381425410 in words is "three hundred eighty-one million, four hundred twenty-five thousand, four hundred ten".