3420044357 has 2 divisors, whose sum is σ = 3420044358. Its totient is φ = 3420044356.

The previous prime is 3420044293. The next prime is 3420044359. The reversal of 3420044357 is 7534400243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3180847201 + 239197156 = 56399^2 + 15466^2 .

It is a cyclic number.

It is not a de Polignac number, because 3420044357 - 2⁶ = 3420044293 is a prime.

Together with 3420044359, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3420044359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710022178 + 1710022179.

It is an arithmetic number, because the mean of its divisors is an integer number (1710022179).

Almost surely, 2^3420044357 is an apocalyptic number.

It is an amenable number.

3420044357 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420044357 is an equidigital number, since it uses as much as digits as its factorization.

3420044357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 32.

The square root of 3420044357 is about 58481.1453119721. The cubic root of 3420044357 is about 1506.6437681919.

The spelling of 3420044357 in words is "three billion, four hundred twenty million, forty-four thousand, three hundred fifty-seven".