4002419 has 4 divisors (see below), whose sum is σ = 4047480. Its totient is φ = 3957360.

The previous prime is 4002403. The next prime is 4002431. The reversal of 4002419 is 9142004.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4002419 - 2⁴ = 4002403 is a prime.

It is a super-2 number, since 2×4002419² = 32038715703122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4002419.

It is not an unprimeable number, because it can be changed into a prime (4002499) 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, 22397 + ... + 22574.

It is an arithmetic number, because the mean of its divisors is an integer number (1011870).

Almost surely, 2^4002419 is an apocalyptic number.

4002419 is a deficient number, since it is larger than the sum of its proper divisors (45061).

4002419 is an equidigital number, since it uses as much as digits as its factorization.

4002419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45060.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 4002419 is about 2000.6046585970. The cubic root of 4002419 is about 158.7720981080.

The spelling of 4002419 in words is "four million, two thousand, four hundred nineteen".