3468986381 has 4 divisors (see below), whose sum is σ = 3964555872. Its totient is φ = 2973416892.

The previous prime is 3468986347. The next prime is 3468986383. The reversal of 3468986381 is 1836898643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3468986381 - 2²² = 3464792077 is a prime.

It is a super-2 number, since 2×3468986381² = 24067733023126954322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3468986383) 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, 247784735 + ... + 247784748.

It is an arithmetic number, because the mean of its divisors is an integer number (991138968).

Almost surely, 2^3468986381 is an apocalyptic number.

It is an amenable number.

3468986381 is a deficient number, since it is larger than the sum of its proper divisors (495569491).

3468986381 is an equidigital number, since it uses as much as digits as its factorization.

3468986381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495569490.

The product of its digits is 5971968, while the sum is 56.

The square root of 3468986381 is about 58898.1016756907. The cubic root of 3468986381 is about 1513.7966213969.

The spelling of 3468986381 in words is "three billion, four hundred sixty-eight million, nine hundred eighty-six thousand, three hundred eighty-one".