2056419 has 12 divisors (see below), whose sum is σ = 3073200. Its totient is φ = 1323504.

The previous prime is 2056409. The next prime is 2056421. The reversal of 2056419 is 9146502.

2056419 = T₃₆₂ + T₃₆₃ + ... + T₃₉₀.

It is not a de Polignac number, because 2056419 - 2⁴ = 2056403 is a prime.

It is a super-2 number, since 2×2056419² = 8457718207122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2056392 and 2056401.

It is not an unprimeable number, because it can be changed into a prime (2056409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3679 + ... + 4200.

It is an arithmetic number, because the mean of its divisors is an integer number (256100).

2^2056419 is an apocalyptic number.

2056419 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2056419 is a deficient number, since it is larger than the sum of its proper divisors (1016781).

2056419 is a wasteful number, since it uses less digits than its factorization.

2056419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7914 (or 7911 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 2056419 is about 1434.0219663590. The cubic root of 2056419 is about 127.1658609581.

The spelling of 2056419 in words is "two million, fifty-six thousand, four hundred nineteen".