3461986387 has 8 divisors (see below), whose sum is σ = 3520432080. Its totient is φ = 3404026080.

The previous prime is 3461986361. The next prime is 3461986439. The reversal of 3461986387 is 7836891643.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3461986387 - 2²³ = 3453597779 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3461986487) 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, 106948 + ... + 135505.

It is an arithmetic number, because the mean of its divisors is an integer number (440054010).

Almost surely, 2^3461986387 is an apocalyptic number.

3461986387 is a deficient number, since it is larger than the sum of its proper divisors (58445693).

3461986387 is a wasteful number, since it uses less digits than its factorization.

3461986387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242693.

The product of its digits is 5225472, while the sum is 55.

The square root of 3461986387 is about 58838.6470527663. The cubic root of 3461986387 is about 1512.7777163881. Note that the first 4 decimals are identical.

The spelling of 3461986387 in words is "three billion, four hundred sixty-one million, nine hundred eighty-six thousand, three hundred eighty-seven".