3894419 has 2 divisors, whose sum is σ = 3894420. Its totient is φ = 3894418.

The previous prime is 3894409. The next prime is 3894431. The reversal of 3894419 is 9144983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3894419 - 2¹² = 3890323 is a prime.

It is a super-2 number, since 2×3894419² = 30332998695122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3894409) 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 as a sum of consecutive naturals, namely, 1947209 + 1947210.

It is an arithmetic number, because the mean of its divisors is an integer number (1947210).

Almost surely, 2^3894419 is an apocalyptic number.

3894419 is a deficient number, since it is larger than the sum of its proper divisors (1).

3894419 is an equidigital number, since it uses as much as digits as its factorization.

3894419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 38.

The square root of 3894419 is about 1973.4282353306. The cubic root of 3894419 is about 157.3309717678.

It can be divided in two parts, 38944 and 19, that multiplied together give a triangular number (739936 = T₁₂₁₆).

The spelling of 3894419 in words is "three million, eight hundred ninety-four thousand, four hundred nineteen".