2056347 has 20 divisors (see below), whose sum is σ = 3136320. Its totient is φ = 1342224.

The previous prime is 2056343. The next prime is 2056357. The reversal of 2056347 is 7436502.

It is a happy number.

2056347 is a `hidden beast` number, since 20 + 5 + 634 + 7 = 666.

It is not a de Polignac number, because 2056347 - 2² = 2056343 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2056347.

It is not an unprimeable number, because it can be changed into a prime (2056343) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4054 + ... + 4532.

It is an arithmetic number, because the mean of its divisors is an integer number (156816).

2^2056347 is an apocalyptic number.

2056347 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2056347 is a deficient number, since it is larger than the sum of its proper divisors (1079973).

2056347 is an equidigital number, since it uses as much as digits as its factorization.

2056347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544 (or 535 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 2056347 is about 1433.9968619213. The cubic root of 2056347 is about 127.1643768169.

The spelling of 2056347 in words is "two million, fifty-six thousand, three hundred forty-seven".