3261376393 has 8 divisors (see below), whose sum is σ = 3585026016. Its totient is φ = 2942253600.

The previous prime is 3261376381. The next prime is 3261376403. The reversal of 3261376393 is 3936731623.

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

It is not a de Polignac number, because 3261376393 - 2¹⁷ = 3261245321 is a prime.

It is a super-3 number, since 3×3261376393³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3261376343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130196 + ... + 1133077.

It is an arithmetic number, because the mean of its divisors is an integer number (448128252).

Almost surely, 2^3261376393 is an apocalyptic number.

It is an amenable number.

3261376393 is a deficient number, since it is larger than the sum of its proper divisors (323649623).

3261376393 is a wasteful number, since it uses less digits than its factorization.

3261376393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263415.

The product of its digits is 367416, while the sum is 43.

The square root of 3261376393 is about 57108.4616584968. The cubic root of 3261376393 is about 1482.9743558144.

The spelling of 3261376393 in words is "three billion, two hundred sixty-one million, three hundred seventy-six thousand, three hundred ninety-three".