3381384257 has 4 divisors (see below), whose sum is σ = 3381529776. Its totient is φ = 3381238740.

The previous prime is 3381384247. The next prime is 3381384263. The reversal of 3381384257 is 7524831833.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7524831833 = 439 ⋅17140847.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3381384257 is a prime.

It is a super-2 number, since 2×3381384257² = 22867518986974884098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3381384217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29219 + ... + 87272.

It is an arithmetic number, because the mean of its divisors is an integer number (845382444).

Almost surely, 2^3381384257 is an apocalyptic number.

It is an amenable number.

3381384257 is a deficient number, since it is larger than the sum of its proper divisors (145519).

3381384257 is a wasteful number, since it uses less digits than its factorization.

3381384257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145518.

The product of its digits is 483840, while the sum is 44.

The square root of 3381384257 is about 58149.6711684598. The cubic root of 3381384257 is about 1500.9452200994.

The spelling of 3381384257 in words is "three billion, three hundred eighty-one million, three hundred eighty-four thousand, two hundred fifty-seven".