3861738430 has 32 divisors (see below), whose sum is σ = 7585643520. Its totient is φ = 1403788320.

The previous prime is 3861738421. The next prime is 3861738431. The reversal of 3861738430 is 348371683.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861738431) 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, 550807 + ... + 557773.

It is an arithmetic number, because the mean of its divisors is an integer number (237051360).

Almost surely, 2^3861738430 is an apocalyptic number.

3861738430 is a deficient number, since it is larger than the sum of its proper divisors (3723905090).

3861738430 is a wasteful number, since it uses less digits than its factorization.

3861738430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12024.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 3861738430 is about 62142.8872036052. The cubic root of 3861738430 is about 1568.8964657881.

The spelling of 3861738430 in words is "three billion, eight hundred sixty-one million, seven hundred thirty-eight thousand, four hundred thirty".