4056819 has 8 divisors (see below), whose sum is σ = 5825232. Its totient is φ = 2496480.

The previous prime is 4056817. The next prime is 4056847. The reversal of 4056819 is 9186504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4056819 - 2¹ = 4056817 is a prime.

It is a super-2 number, since 2×4056819² = 32915560797522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4056819.

It is not an unprimeable number, because it can be changed into a prime (4056817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51972 + ... + 52049.

It is an arithmetic number, because the mean of its divisors is an integer number (728154).

Almost surely, 2^4056819 is an apocalyptic number.

4056819 is a deficient number, since it is larger than the sum of its proper divisors (1768413).

4056819 is a wasteful number, since it uses less digits than its factorization.

4056819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104037.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 4056819 is about 2014.1546613902. The cubic root of 4056819 is about 159.4881953246.

The spelling of 4056819 in words is "four million, fifty-six thousand, eight hundred nineteen".