381078702 has 16 divisors (see below), whose sum is σ = 846841680. Its totient is φ = 127026216.

The previous prime is 381078701. The next prime is 381078703. The reversal of 381078702 is 207870183.

It is an interprime number because it is at equal distance from previous prime (381078701) and next prime (381078703).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (381078701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3528453 + ... + 3528560.

It is an arithmetic number, because the mean of its divisors is an integer number (52927605).

Almost surely, 2^381078702 is an apocalyptic number.

381078702 is an abundant number, since it is smaller than the sum of its proper divisors (465762978).

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

381078702 is a wasteful number, since it uses less digits than its factorization.

381078702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7057024 (or 7057018 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 36.

The square root of 381078702 is about 19521.2372046446. The cubic root of 381078702 is about 725.0003659134. Note that the first 3 decimals are identical.

The spelling of 381078702 in words is "three hundred eighty-one million, seventy-eight thousand, seven hundred two".