3425420381 has 2 divisors, whose sum is σ = 3425420382. Its totient is φ = 3425420380.

The previous prime is 3425420351. The next prime is 3425420419. The reversal of 3425420381 is 1830245243.

3425420381 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3263265625 + 162154756 = 57125^2 + 12734^2 .

It is a cyclic number.

It is not a de Polignac number, because 3425420381 - 2¹⁴ = 3425403997 is a prime.

It is a super-2 number, since 2×3425420381² = 23467009573140370322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3425420351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1712710190 + 1712710191.

It is an arithmetic number, because the mean of its divisors is an integer number (1712710191).

Almost surely, 2^3425420381 is an apocalyptic number.

It is an amenable number.

3425420381 is a deficient number, since it is larger than the sum of its proper divisors (1).

3425420381 is an equidigital number, since it uses as much as digits as its factorization.

3425420381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 3425420381 is about 58527.0910006640. The cubic root of 3425420381 is about 1507.4327942853.

The spelling of 3425420381 in words is "three billion, four hundred twenty-five million, four hundred twenty thousand, three hundred eighty-one".