3994419 has 16 divisors (see below), whose sum is σ = 6257664. Its totient is φ = 2234400.

The previous prime is 3994411. The next prime is 3994421. The reversal of 3994419 is 9144993.

It is not a de Polignac number, because 3994419 - 2³ = 3994411 is a prime.

It is a super-2 number, since 2×3994419² = 31910766295122, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (3994411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4227 + ... + 5084.

It is an arithmetic number, because the mean of its divisors is an integer number (391104).

Almost surely, 2^3994419 is an apocalyptic number.

3994419 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

3994419 is a deficient number, since it is larger than the sum of its proper divisors (2263245).

3994419 is a wasteful number, since it uses less digits than its factorization.

3994419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9338.

The product of its digits is 34992, while the sum is 39.

The square root of 3994419 is about 1998.6042629795. The cubic root of 3994419 is about 158.6662434570. Note that the first 3 decimals are identical.

The spelling of 3994419 in words is "three million, nine hundred ninety-four thousand, four hundred nineteen".