4055619 has 8 divisors (see below), whose sum is σ = 5417152. Its totient is φ = 2698920.

The previous prime is 4055599. The next prime is 4055627. The reversal of 4055619 is 9165504.

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

It is not a de Polignac number, because 4055619 - 2¹¹ = 4053571 is a prime.

It is a super-2 number, since 2×4055619² = 32896090946322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4055669) 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, 1884 + ... + 3414.

It is an arithmetic number, because the mean of its divisors is an integer number (677144).

Almost surely, 2^4055619 is an apocalyptic number.

4055619 is a deficient number, since it is larger than the sum of its proper divisors (1361533).

4055619 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (4055618) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (2417).

4055619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 4055619 is about 2013.8567476362. The cubic root of 4055619 is about 159.4724683303.

The spelling of 4055619 in words is "four million, fifty-five thousand, six hundred nineteen".